Home / 5,406.14-7,459.19-3,727.01

Finding the Fourth Proportional to 5,406.14, 7,459.19 and 3,727.01

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Solution

The fourth proportional to 5,406.14, 7,459.19 and 3,727.01 is: 5,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.14 : 7,459.19 = 3,727.01 : x
  2. Step 2: Convert to fraction form
    5,406.14/7,459.19 = 3,727.01/x
  3. Step 3: Cross multiply
    5,406.14x = 7,459.19 × 3,727.01
  4. Step 4: Simplify right side
    5,406.14x = 27,800,489.71
  5. Step 5: Solve for x
    x = 27,800,489.71/5,406.14
  6. Step 6: Final answer
    x = 5,142.39

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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.