Home / 4,882.47-7,323.57-1,761.90

Finding the Fourth Proportional to 4,882.47, 7,323.57 and 1,761.90

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Solution

The fourth proportional to 4,882.47, 7,323.57 and 1,761.90 is: 2,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.47 : 7,323.57 = 1,761.90 : x
  2. Step 2: Convert to fraction form
    4,882.47/7,323.57 = 1,761.90/x
  3. Step 3: Cross multiply
    4,882.47x = 7,323.57 × 1,761.90
  4. Step 4: Simplify right side
    4,882.47x = 12,903,397.98
  5. Step 5: Solve for x
    x = 12,903,397.98/4,882.47
  6. Step 6: Final answer
    x = 2,642.80

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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.