Home / 4,377.50-6,039.24-2,886.20

Finding the Fourth Proportional to 4,377.50, 6,039.24 and 2,886.20

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Solution

The fourth proportional to 4,377.50, 6,039.24 and 2,886.20 is: 3,981.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.50 : 6,039.24 = 2,886.20 : x
  2. Step 2: Convert to fraction form
    4,377.50/6,039.24 = 2,886.20/x
  3. Step 3: Cross multiply
    4,377.50x = 6,039.24 × 2,886.20
  4. Step 4: Simplify right side
    4,377.50x = 17,430,454.49
  5. Step 5: Solve for x
    x = 17,430,454.49/4,377.50
  6. Step 6: Final answer
    x = 3,981.83

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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.