Home / 4,256.98-5,872.73-2,487.80

Finding the Fourth Proportional to 4,256.98, 5,872.73 and 2,487.80

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Solution

The fourth proportional to 4,256.98, 5,872.73 and 2,487.80 is: 3,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.98 : 5,872.73 = 2,487.80 : x
  2. Step 2: Convert to fraction form
    4,256.98/5,872.73 = 2,487.80/x
  3. Step 3: Cross multiply
    4,256.98x = 5,872.73 × 2,487.80
  4. Step 4: Simplify right side
    4,256.98x = 14,610,179.94
  5. Step 5: Solve for x
    x = 14,610,179.94/4,256.98
  6. Step 6: Final answer
    x = 3,432.05

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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.