Home / 2,502.18-3,753.41-653.30

Finding the Fourth Proportional to 2,502.18, 3,753.41 and 653.30

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Solution

The fourth proportional to 2,502.18, 3,753.41 and 653.30 is: 979.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.18 : 3,753.41 = 653.30 : x
  2. Step 2: Convert to fraction form
    2,502.18/3,753.41 = 653.30/x
  3. Step 3: Cross multiply
    2,502.18x = 3,753.41 × 653.30
  4. Step 4: Simplify right side
    2,502.18x = 2,452,094.79
  5. Step 5: Solve for x
    x = 2,452,094.79/2,502.18
  6. Step 6: Final answer
    x = 979.98

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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.