Home / 2,479.08-3,715.10-1,824.68

Finding the Fourth Proportional to 2,479.08, 3,715.10 and 1,824.68

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Solution

The fourth proportional to 2,479.08, 3,715.10 and 1,824.68 is: 2,734.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.08 : 3,715.10 = 1,824.68 : x
  2. Step 2: Convert to fraction form
    2,479.08/3,715.10 = 1,824.68/x
  3. Step 3: Cross multiply
    2,479.08x = 3,715.10 × 1,824.68
  4. Step 4: Simplify right side
    2,479.08x = 6,778,868.67
  5. Step 5: Solve for x
    x = 6,778,868.67/2,479.08
  6. Step 6: Final answer
    x = 2,734.43

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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.