Home / 5,351.68-7,387.64-4,025.71

Finding the Fourth Proportional to 5,351.68, 7,387.64 and 4,025.71

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Solution

The fourth proportional to 5,351.68, 7,387.64 and 4,025.71 is: 5,557.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.68 : 7,387.64 = 4,025.71 : x
  2. Step 2: Convert to fraction form
    5,351.68/7,387.64 = 4,025.71/x
  3. Step 3: Cross multiply
    5,351.68x = 7,387.64 × 4,025.71
  4. Step 4: Simplify right side
    5,351.68x = 29,740,496.22
  5. Step 5: Solve for x
    x = 29,740,496.22/5,351.68
  6. Step 6: Final answer
    x = 5,557.23

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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.