Home / 2,397.22-3,572.27-2,318.92

Finding the Fourth Proportional to 2,397.22, 3,572.27 and 2,318.92

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Solution

The fourth proportional to 2,397.22, 3,572.27 and 2,318.92 is: 3,455.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.22 : 3,572.27 = 2,318.92 : x
  2. Step 2: Convert to fraction form
    2,397.22/3,572.27 = 2,318.92/x
  3. Step 3: Cross multiply
    2,397.22x = 3,572.27 × 2,318.92
  4. Step 4: Simplify right side
    2,397.22x = 8,283,808.35
  5. Step 5: Solve for x
    x = 8,283,808.35/2,397.22
  6. Step 6: Final answer
    x = 3,455.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.