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Finding the Fourth Proportional to 5,003.11, 7,508.51 and 4,746.16

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Solution

The fourth proportional to 5,003.11, 7,508.51 and 4,746.16 is: 7,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.11 : 7,508.51 = 4,746.16 : x
  2. Step 2: Convert to fraction form
    5,003.11/7,508.51 = 4,746.16/x
  3. Step 3: Cross multiply
    5,003.11x = 7,508.51 × 4,746.16
  4. Step 4: Simplify right side
    5,003.11x = 35,636,528.55
  5. Step 5: Solve for x
    x = 35,636,528.55/5,003.11
  6. Step 6: Final answer
    x = 7,122.88

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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.