Home / 5,090.46-7,635.09-2,899.02

Finding the Fourth Proportional to 5,090.46, 7,635.09 and 2,899.02

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Solution

The fourth proportional to 5,090.46, 7,635.09 and 2,899.02 is: 4,348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.46 : 7,635.09 = 2,899.02 : x
  2. Step 2: Convert to fraction form
    5,090.46/7,635.09 = 2,899.02/x
  3. Step 3: Cross multiply
    5,090.46x = 7,635.09 × 2,899.02
  4. Step 4: Simplify right side
    5,090.46x = 22,134,278.61
  5. Step 5: Solve for x
    x = 22,134,278.61/5,090.46
  6. Step 6: Final answer
    x = 4,348.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.