Home / 6,641-9,961.50-2,480.84

Finding the Fourth Proportional to 6,641, 9,961.50 and 2,480.84

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Solution

The fourth proportional to 6,641, 9,961.50 and 2,480.84 is: 3,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641 : 9,961.50 = 2,480.84 : x
  2. Step 2: Convert to fraction form
    6,641/9,961.50 = 2,480.84/x
  3. Step 3: Cross multiply
    6,641x = 9,961.50 × 2,480.84
  4. Step 4: Simplify right side
    6,641x = 24,712,887.66
  5. Step 5: Solve for x
    x = 24,712,887.66/6,641
  6. Step 6: Final answer
    x = 3,721.26

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Similar ratio
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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.