Home / 4,376.80-6,039.92-2,387.30

Finding the Fourth Proportional to 4,376.80, 6,039.92 and 2,387.30

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Solution

The fourth proportional to 4,376.80, 6,039.92 and 2,387.30 is: 3,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.80 : 6,039.92 = 2,387.30 : x
  2. Step 2: Convert to fraction form
    4,376.80/6,039.92 = 2,387.30/x
  3. Step 3: Cross multiply
    4,376.80x = 6,039.92 × 2,387.30
  4. Step 4: Simplify right side
    4,376.80x = 14,419,101.02
  5. Step 5: Solve for x
    x = 14,419,101.02/4,376.80
  6. Step 6: Final answer
    x = 3,294.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.