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Finding the Fourth Proportional to 4,897.56, 7,344.90 and 1,609.92

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Solution

The fourth proportional to 4,897.56, 7,344.90 and 1,609.92 is: 2,414.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.56 : 7,344.90 = 1,609.92 : x
  2. Step 2: Convert to fraction form
    4,897.56/7,344.90 = 1,609.92/x
  3. Step 3: Cross multiply
    4,897.56x = 7,344.90 × 1,609.92
  4. Step 4: Simplify right side
    4,897.56x = 11,824,701.41
  5. Step 5: Solve for x
    x = 11,824,701.41/4,897.56
  6. Step 6: Final answer
    x = 2,414.41

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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.