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Finding the Fourth Proportional to 4,503.13, 6,754.72 and 1,425.13

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Solution

The fourth proportional to 4,503.13, 6,754.72 and 1,425.13 is: 2,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.13 : 6,754.72 = 1,425.13 : x
  2. Step 2: Convert to fraction form
    4,503.13/6,754.72 = 1,425.13/x
  3. Step 3: Cross multiply
    4,503.13x = 6,754.72 × 1,425.13
  4. Step 4: Simplify right side
    4,503.13x = 9,626,354.11
  5. Step 5: Solve for x
    x = 9,626,354.11/4,503.13
  6. Step 6: Final answer
    x = 2,137.70

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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.