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Finding the Fourth Proportional to 5,811.39, 8,010.63 and 4,753.53

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Solution

The fourth proportional to 5,811.39, 8,010.63 and 4,753.53 is: 6,552.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.39 : 8,010.63 = 4,753.53 : x
  2. Step 2: Convert to fraction form
    5,811.39/8,010.63 = 4,753.53/x
  3. Step 3: Cross multiply
    5,811.39x = 8,010.63 × 4,753.53
  4. Step 4: Simplify right side
    5,811.39x = 38,078,770.02
  5. Step 5: Solve for x
    x = 38,078,770.02/5,811.39
  6. Step 6: Final answer
    x = 6,552.44

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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.