Home / 4,476.88-6,178.36-2,487.44

Finding the Fourth Proportional to 4,476.88, 6,178.36 and 2,487.44

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Solution

The fourth proportional to 4,476.88, 6,178.36 and 2,487.44 is: 3,432.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.88 : 6,178.36 = 2,487.44 : x
  2. Step 2: Convert to fraction form
    4,476.88/6,178.36 = 2,487.44/x
  3. Step 3: Cross multiply
    4,476.88x = 6,178.36 × 2,487.44
  4. Step 4: Simplify right side
    4,476.88x = 15,368,299.80
  5. Step 5: Solve for x
    x = 15,368,299.80/4,476.88
  6. Step 6: Final answer
    x = 3,432.81

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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.