Home / 6,864.89-10,295.84-2,479.91

Finding the Fourth Proportional to 6,864.89, 10,295.84 and 2,479.91

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Solution

The fourth proportional to 6,864.89, 10,295.84 and 2,479.91 is: 3,719.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.89 : 10,295.84 = 2,479.91 : x
  2. Step 2: Convert to fraction form
    6,864.89/10,295.84 = 2,479.91/x
  3. Step 3: Cross multiply
    6,864.89x = 10,295.84 × 2,479.91
  4. Step 4: Simplify right side
    6,864.89x = 25,532,711.29
  5. Step 5: Solve for x
    x = 25,532,711.29/6,864.89
  6. Step 6: Final answer
    x = 3,719.32

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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.