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Finding the Fourth Proportional to 5,408.73, 8,073.97 and 4,752.63

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Solution

The fourth proportional to 5,408.73, 8,073.97 and 4,752.63 is: 7,094.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.73 : 8,073.97 = 4,752.63 : x
  2. Step 2: Convert to fraction form
    5,408.73/8,073.97 = 4,752.63/x
  3. Step 3: Cross multiply
    5,408.73x = 8,073.97 × 4,752.63
  4. Step 4: Simplify right side
    5,408.73x = 38,372,592.04
  5. Step 5: Solve for x
    x = 38,372,592.04/5,408.73
  6. Step 6: Final answer
    x = 7,094.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.