Home / 4,702.29-7,049.11-1,622.13

Finding the Fourth Proportional to 4,702.29, 7,049.11 and 1,622.13

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Solution

The fourth proportional to 4,702.29, 7,049.11 and 1,622.13 is: 2,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.29 : 7,049.11 = 1,622.13 : x
  2. Step 2: Convert to fraction form
    4,702.29/7,049.11 = 1,622.13/x
  3. Step 3: Cross multiply
    4,702.29x = 7,049.11 × 1,622.13
  4. Step 4: Simplify right side
    4,702.29x = 11,434,572.80
  5. Step 5: Solve for x
    x = 11,434,572.80/4,702.29
  6. Step 6: Final answer
    x = 2,431.70

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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.