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Finding the Fourth Proportional to 7,652.68, 10,566.18 and 5,881.48

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Solution

The fourth proportional to 7,652.68, 10,566.18 and 5,881.48 is: 8,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652.68 : 10,566.18 = 5,881.48 : x
  2. Step 2: Convert to fraction form
    7,652.68/10,566.18 = 5,881.48/x
  3. Step 3: Cross multiply
    7,652.68x = 10,566.18 × 5,881.48
  4. Step 4: Simplify right side
    7,652.68x = 62,144,776.35
  5. Step 5: Solve for x
    x = 62,144,776.35/7,652.68
  6. Step 6: Final answer
    x = 8,120.66

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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.