Home / 4,139.64-5,710.19-2,459.88

Finding the Fourth Proportional to 4,139.64, 5,710.19 and 2,459.88

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Solution

The fourth proportional to 4,139.64, 5,710.19 and 2,459.88 is: 3,393.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.64 : 5,710.19 = 2,459.88 : x
  2. Step 2: Convert to fraction form
    4,139.64/5,710.19 = 2,459.88/x
  3. Step 3: Cross multiply
    4,139.64x = 5,710.19 × 2,459.88
  4. Step 4: Simplify right side
    4,139.64x = 14,046,369.88
  5. Step 5: Solve for x
    x = 14,046,369.88/4,139.64
  6. Step 6: Final answer
    x = 3,393.14

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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.