Home / 8,600.88-11,861.46-5,572.93

Finding the Fourth Proportional to 8,600.88, 11,861.46 and 5,572.93

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Solution

The fourth proportional to 8,600.88, 11,861.46 and 5,572.93 is: 7,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600.88 : 11,861.46 = 5,572.93 : x
  2. Step 2: Convert to fraction form
    8,600.88/11,861.46 = 5,572.93/x
  3. Step 3: Cross multiply
    8,600.88x = 11,861.46 × 5,572.93
  4. Step 4: Simplify right side
    8,600.88x = 66,103,061.18
  5. Step 5: Solve for x
    x = 66,103,061.18/8,600.88
  6. Step 6: Final answer
    x = 7,685.61

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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.