Home / 4,405.29-6,079.40-2,415.88

Finding the Fourth Proportional to 4,405.29, 6,079.40 and 2,415.88

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Solution

The fourth proportional to 4,405.29, 6,079.40 and 2,415.88 is: 3,333.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.29 : 6,079.40 = 2,415.88 : x
  2. Step 2: Convert to fraction form
    4,405.29/6,079.40 = 2,415.88/x
  3. Step 3: Cross multiply
    4,405.29x = 6,079.40 × 2,415.88
  4. Step 4: Simplify right side
    4,405.29x = 14,687,084.84
  5. Step 5: Solve for x
    x = 14,687,084.84/4,405.29
  6. Step 6: Final answer
    x = 3,333.97

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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.