Home / 1,631.01-2,251.50-1,041.42

Finding the Fourth Proportional to 1,631.01, 2,251.50 and 1,041.42

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Solution

The fourth proportional to 1,631.01, 2,251.50 and 1,041.42 is: 1,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.01 : 2,251.50 = 1,041.42 : x
  2. Step 2: Convert to fraction form
    1,631.01/2,251.50 = 1,041.42/x
  3. Step 3: Cross multiply
    1,631.01x = 2,251.50 × 1,041.42
  4. Step 4: Simplify right side
    1,631.01x = 2,344,757.13
  5. Step 5: Solve for x
    x = 2,344,757.13/1,631.01
  6. Step 6: Final answer
    x = 1,437.61

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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.