Home / 4,153.20-5,731.20-2,581.26

Finding the Fourth Proportional to 4,153.20, 5,731.20 and 2,581.26

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Solution

The fourth proportional to 4,153.20, 5,731.20 and 2,581.26 is: 3,562.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.20 : 5,731.20 = 2,581.26 : x
  2. Step 2: Convert to fraction form
    4,153.20/5,731.20 = 2,581.26/x
  3. Step 3: Cross multiply
    4,153.20x = 5,731.20 × 2,581.26
  4. Step 4: Simplify right side
    4,153.20x = 14,793,717.31
  5. Step 5: Solve for x
    x = 14,793,717.31/4,153.20
  6. Step 6: Final answer
    x = 3,562.00

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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.