Home / 4,881.02-7,321.61-1,761.26

Finding the Fourth Proportional to 4,881.02, 7,321.61 and 1,761.26

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Solution

The fourth proportional to 4,881.02, 7,321.61 and 1,761.26 is: 2,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.02 : 7,321.61 = 1,761.26 : x
  2. Step 2: Convert to fraction form
    4,881.02/7,321.61 = 1,761.26/x
  3. Step 3: Cross multiply
    4,881.02x = 7,321.61 × 1,761.26
  4. Step 4: Simplify right side
    4,881.02x = 12,895,226.62
  5. Step 5: Solve for x
    x = 12,895,226.62/4,881.02
  6. Step 6: Final answer
    x = 2,641.91

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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.