Home / 7,331.31-10,113.03-4,637.61

Finding the Fourth Proportional to 7,331.31, 10,113.03 and 4,637.61

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Solution

The fourth proportional to 7,331.31, 10,113.03 and 4,637.61 is: 6,397.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.31 : 10,113.03 = 4,637.61 : x
  2. Step 2: Convert to fraction form
    7,331.31/10,113.03 = 4,637.61/x
  3. Step 3: Cross multiply
    7,331.31x = 10,113.03 × 4,637.61
  4. Step 4: Simplify right side
    7,331.31x = 46,900,289.06
  5. Step 5: Solve for x
    x = 46,900,289.06/7,331.31
  6. Step 6: Final answer
    x = 6,397.26

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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.