Home / 11,281.48-15,572.53-6,565.76

Finding the Fourth Proportional to 11,281.48, 15,572.53 and 6,565.76

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Solution

The fourth proportional to 11,281.48, 15,572.53 and 6,565.76 is: 9,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281.48 : 15,572.53 = 6,565.76 : x
  2. Step 2: Convert to fraction form
    11,281.48/15,572.53 = 6,565.76/x
  3. Step 3: Cross multiply
    11,281.48x = 15,572.53 × 6,565.76
  4. Step 4: Simplify right side
    11,281.48x = 102,245,464.85
  5. Step 5: Solve for x
    x = 102,245,464.85/11,281.48
  6. Step 6: Final answer
    x = 9,063.13

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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.