Home / 7,398.10-11,097.68-2,331.86

Finding the Fourth Proportional to 7,398.10, 11,097.68 and 2,331.86

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Solution

The fourth proportional to 7,398.10, 11,097.68 and 2,331.86 is: 3,497.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.10 : 11,097.68 = 2,331.86 : x
  2. Step 2: Convert to fraction form
    7,398.10/11,097.68 = 2,331.86/x
  3. Step 3: Cross multiply
    7,398.10x = 11,097.68 × 2,331.86
  4. Step 4: Simplify right side
    7,398.10x = 25,878,236.08
  5. Step 5: Solve for x
    x = 25,878,236.08/7,398.10
  6. Step 6: Final answer
    x = 3,497.96

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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.