Home / 8,711.06-13,065.60-2,471.60

Finding the Fourth Proportional to 8,711.06, 13,065.60 and 2,471.60

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Solution

The fourth proportional to 8,711.06, 13,065.60 and 2,471.60 is: 3,707.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711.06 : 13,065.60 = 2,471.60 : x
  2. Step 2: Convert to fraction form
    8,711.06/13,065.60 = 2,471.60/x
  3. Step 3: Cross multiply
    8,711.06x = 13,065.60 × 2,471.60
  4. Step 4: Simplify right side
    8,711.06x = 32,292,936.96
  5. Step 5: Solve for x
    x = 32,292,936.96/8,711.06
  6. Step 6: Final answer
    x = 3,707.12

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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.