Home / 7,060.15-10,591.90-2,129.83

Finding the Fourth Proportional to 7,060.15, 10,591.90 and 2,129.83

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Solution

The fourth proportional to 7,060.15, 10,591.90 and 2,129.83 is: 3,195.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.15 : 10,591.90 = 2,129.83 : x
  2. Step 2: Convert to fraction form
    7,060.15/10,591.90 = 2,129.83/x
  3. Step 3: Cross multiply
    7,060.15x = 10,591.90 × 2,129.83
  4. Step 4: Simplify right side
    7,060.15x = 22,558,946.38
  5. Step 5: Solve for x
    x = 22,558,946.38/7,060.15
  6. Step 6: Final answer
    x = 3,195.25

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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.