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Finding the Fourth Proportional to 6,531.55, 9,809.93 and 5,596.61

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Solution

The fourth proportional to 6,531.55, 9,809.93 and 5,596.61 is: 8,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.55 : 9,809.93 = 5,596.61 : x
  2. Step 2: Convert to fraction form
    6,531.55/9,809.93 = 5,596.61/x
  3. Step 3: Cross multiply
    6,531.55x = 9,809.93 × 5,596.61
  4. Step 4: Simplify right side
    6,531.55x = 54,902,275.30
  5. Step 5: Solve for x
    x = 54,902,275.30/6,531.55
  6. Step 6: Final answer
    x = 8,405.71

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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.