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Finding the Fourth Proportional to 6,301.28, 9,452.73 and 1,918.17

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Solution

The fourth proportional to 6,301.28, 9,452.73 and 1,918.17 is: 2,877.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,301.28 : 9,452.73 = 1,918.17 : x
  2. Step 2: Convert to fraction form
    6,301.28/9,452.73 = 1,918.17/x
  3. Step 3: Cross multiply
    6,301.28x = 9,452.73 × 1,918.17
  4. Step 4: Simplify right side
    6,301.28x = 18,131,943.10
  5. Step 5: Solve for x
    x = 18,131,943.10/6,301.28
  6. Step 6: Final answer
    x = 2,877.50

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Half scale
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Double scale
Find fourth proportional to 6,302.28, 9,454.23 and 1,919.17
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.