Home / 11,060.60-16,590.87-9,108.68

Finding the Fourth Proportional to 11,060.60, 16,590.87 and 9,108.68

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Solution

The fourth proportional to 11,060.60, 16,590.87 and 9,108.68 is: 13,663.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,060.60 : 16,590.87 = 9,108.68 : x
  2. Step 2: Convert to fraction form
    11,060.60/16,590.87 = 9,108.68/x
  3. Step 3: Cross multiply
    11,060.60x = 16,590.87 × 9,108.68
  4. Step 4: Simplify right side
    11,060.60x = 151,120,925.75
  5. Step 5: Solve for x
    x = 151,120,925.75/11,060.60
  6. Step 6: Final answer
    x = 13,663.00

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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.