Home / 4,080.13-5,631.09-2,288.29

Finding the Fourth Proportional to 4,080.13, 5,631.09 and 2,288.29

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Solution

The fourth proportional to 4,080.13, 5,631.09 and 2,288.29 is: 3,158.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.13 : 5,631.09 = 2,288.29 : x
  2. Step 2: Convert to fraction form
    4,080.13/5,631.09 = 2,288.29/x
  3. Step 3: Cross multiply
    4,080.13x = 5,631.09 × 2,288.29
  4. Step 4: Simplify right side
    4,080.13x = 12,885,566.94
  5. Step 5: Solve for x
    x = 12,885,566.94/4,080.13
  6. Step 6: Final answer
    x = 3,158.13

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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.