Home / 2,330.38-3,493.44-2,127.47

Finding the Fourth Proportional to 2,330.38, 3,493.44 and 2,127.47

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Solution

The fourth proportional to 2,330.38, 3,493.44 and 2,127.47 is: 3,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.38 : 3,493.44 = 2,127.47 : x
  2. Step 2: Convert to fraction form
    2,330.38/3,493.44 = 2,127.47/x
  3. Step 3: Cross multiply
    2,330.38x = 3,493.44 × 2,127.47
  4. Step 4: Simplify right side
    2,330.38x = 7,432,178.16
  5. Step 5: Solve for x
    x = 7,432,178.16/2,330.38
  6. Step 6: Final answer
    x = 3,189.26

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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.