Home / 2,040.43-3,060.58-653.75

Finding the Fourth Proportional to 2,040.43, 3,060.58 and 653.75

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Solution

The fourth proportional to 2,040.43, 3,060.58 and 653.75 is: 980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.43 : 3,060.58 = 653.75 : x
  2. Step 2: Convert to fraction form
    2,040.43/3,060.58 = 653.75/x
  3. Step 3: Cross multiply
    2,040.43x = 3,060.58 × 653.75
  4. Step 4: Simplify right side
    2,040.43x = 2,000,854.18
  5. Step 5: Solve for x
    x = 2,000,854.18/2,040.43
  6. Step 6: Final answer
    x = 980.60

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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.