Home / 6,079.14-9,117.50-1,918.44

Finding the Fourth Proportional to 6,079.14, 9,117.50 and 1,918.44

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Solution

The fourth proportional to 6,079.14, 9,117.50 and 1,918.44 is: 2,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.14 : 9,117.50 = 1,918.44 : x
  2. Step 2: Convert to fraction form
    6,079.14/9,117.50 = 1,918.44/x
  3. Step 3: Cross multiply
    6,079.14x = 9,117.50 × 1,918.44
  4. Step 4: Simplify right side
    6,079.14x = 17,491,367.11
  5. Step 5: Solve for x
    x = 17,491,367.11/6,079.14
  6. Step 6: Final answer
    x = 2,877.28

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Half scale
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Double scale
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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.