Home / 11,042.40-16,565.52-3,647.16

Finding the Fourth Proportional to 11,042.40, 16,565.52 and 3,647.16

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Solution

The fourth proportional to 11,042.40, 16,565.52 and 3,647.16 is: 5,471.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.40 : 16,565.52 = 3,647.16 : x
  2. Step 2: Convert to fraction form
    11,042.40/16,565.52 = 3,647.16/x
  3. Step 3: Cross multiply
    11,042.40x = 16,565.52 × 3,647.16
  4. Step 4: Simplify right side
    11,042.40x = 60,417,101.92
  5. Step 5: Solve for x
    x = 60,417,101.92/11,042.40
  6. Step 6: Final answer
    x = 5,471.37

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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.