Home / 2,040.24-3,060.52-653.77

Finding the Fourth Proportional to 2,040.24, 3,060.52 and 653.77

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Solution

The fourth proportional to 2,040.24, 3,060.52 and 653.77 is: 980.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.24 : 3,060.52 = 653.77 : x
  2. Step 2: Convert to fraction form
    2,040.24/3,060.52 = 653.77/x
  3. Step 3: Cross multiply
    2,040.24x = 3,060.52 × 653.77
  4. Step 4: Simplify right side
    2,040.24x = 2,000,876.16
  5. Step 5: Solve for x
    x = 2,000,876.16/2,040.24
  6. Step 6: Final answer
    x = 980.71

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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.