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Finding the Fourth Proportional to 5,605.41, 8,408.13 and 5,597.31

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Solution

The fourth proportional to 5,605.41, 8,408.13 and 5,597.31 is: 8,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.41 : 8,408.13 = 5,597.31 : x
  2. Step 2: Convert to fraction form
    5,605.41/8,408.13 = 5,597.31/x
  3. Step 3: Cross multiply
    5,605.41x = 8,408.13 × 5,597.31
  4. Step 4: Simplify right side
    5,605.41x = 47,062,910.13
  5. Step 5: Solve for x
    x = 47,062,910.13/5,605.41
  6. Step 6: Final answer
    x = 8,395.98

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Similar ratio
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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.