Home / 2,421.60-3,631.48-1,034.06

Finding the Fourth Proportional to 2,421.60, 3,631.48 and 1,034.06

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Solution

The fourth proportional to 2,421.60, 3,631.48 and 1,034.06 is: 1,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421.60 : 3,631.48 = 1,034.06 : x
  2. Step 2: Convert to fraction form
    2,421.60/3,631.48 = 1,034.06/x
  3. Step 3: Cross multiply
    2,421.60x = 3,631.48 × 1,034.06
  4. Step 4: Simplify right side
    2,421.60x = 3,755,168.21
  5. Step 5: Solve for x
    x = 3,755,168.21/2,421.60
  6. Step 6: Final answer
    x = 1,550.70

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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.