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Finding the Fourth Proportional to 7,062.46, 9,746.02 and 4,372.96

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Solution

The fourth proportional to 7,062.46, 9,746.02 and 4,372.96 is: 6,034.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.46 : 9,746.02 = 4,372.96 : x
  2. Step 2: Convert to fraction form
    7,062.46/9,746.02 = 4,372.96/x
  3. Step 3: Cross multiply
    7,062.46x = 9,746.02 × 4,372.96
  4. Step 4: Simplify right side
    7,062.46x = 42,618,955.62
  5. Step 5: Solve for x
    x = 42,618,955.62/7,062.46
  6. Step 6: Final answer
    x = 6,034.58

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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.