Home / 7,391.33-11,088.92-3,693.41

Finding the Fourth Proportional to 7,391.33, 11,088.92 and 3,693.41

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Solution

The fourth proportional to 7,391.33, 11,088.92 and 3,693.41 is: 5,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.33 : 11,088.92 = 3,693.41 : x
  2. Step 2: Convert to fraction form
    7,391.33/11,088.92 = 3,693.41/x
  3. Step 3: Cross multiply
    7,391.33x = 11,088.92 × 3,693.41
  4. Step 4: Simplify right side
    7,391.33x = 40,955,909.55
  5. Step 5: Solve for x
    x = 40,955,909.55/7,391.33
  6. Step 6: Final answer
    x = 5,541.07

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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.