Home / 6,710.08-9,259.12-3,877.42

Finding the Fourth Proportional to 6,710.08, 9,259.12 and 3,877.42

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Solution

The fourth proportional to 6,710.08, 9,259.12 and 3,877.42 is: 5,350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.08 : 9,259.12 = 3,877.42 : x
  2. Step 2: Convert to fraction form
    6,710.08/9,259.12 = 3,877.42/x
  3. Step 3: Cross multiply
    6,710.08x = 9,259.12 × 3,877.42
  4. Step 4: Simplify right side
    6,710.08x = 35,901,497.07
  5. Step 5: Solve for x
    x = 35,901,497.07/6,710.08
  6. Step 6: Final answer
    x = 5,350.38

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Find fourth proportional to 3,355.04, 4,629.56 and 1,938.71
Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.