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Finding the Fourth Proportional to 5,294.87, 7,290.24 and 4,496.51

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Solution

The fourth proportional to 5,294.87, 7,290.24 and 4,496.51 is: 6,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.87 : 7,290.24 = 4,496.51 : x
  2. Step 2: Convert to fraction form
    5,294.87/7,290.24 = 4,496.51/x
  3. Step 3: Cross multiply
    5,294.87x = 7,290.24 × 4,496.51
  4. Step 4: Simplify right side
    5,294.87x = 32,780,638.43
  5. Step 5: Solve for x
    x = 32,780,638.43/5,294.87
  6. Step 6: Final answer
    x = 6,191.02

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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.