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Finding the Fourth Proportional to 6,300.99, 9,452.03 and 1,918.49

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Solution

The fourth proportional to 6,300.99, 9,452.03 and 1,918.49 is: 2,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.99 : 9,452.03 = 1,918.49 : x
  2. Step 2: Convert to fraction form
    6,300.99/9,452.03 = 1,918.49/x
  3. Step 3: Cross multiply
    6,300.99x = 9,452.03 × 1,918.49
  4. Step 4: Simplify right side
    6,300.99x = 18,133,568.18
  5. Step 5: Solve for x
    x = 18,133,568.18/6,300.99
  6. Step 6: Final answer
    x = 2,877.89

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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.