Home / 2,230.08-3,344.96-931.52

Finding the Fourth Proportional to 2,230.08, 3,344.96 and 931.52

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Solution

The fourth proportional to 2,230.08, 3,344.96 and 931.52 is: 1,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.08 : 3,344.96 = 931.52 : x
  2. Step 2: Convert to fraction form
    2,230.08/3,344.96 = 931.52/x
  3. Step 3: Cross multiply
    2,230.08x = 3,344.96 × 931.52
  4. Step 4: Simplify right side
    2,230.08x = 3,115,897.14
  5. Step 5: Solve for x
    x = 3,115,897.14/2,230.08
  6. Step 6: Final answer
    x = 1,397.21

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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.