Home / 4,247.87-5,862.10-2,479.13

Finding the Fourth Proportional to 4,247.87, 5,862.10 and 2,479.13

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Solution

The fourth proportional to 4,247.87, 5,862.10 and 2,479.13 is: 3,421.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.87 : 5,862.10 = 2,479.13 : x
  2. Step 2: Convert to fraction form
    4,247.87/5,862.10 = 2,479.13/x
  3. Step 3: Cross multiply
    4,247.87x = 5,862.10 × 2,479.13
  4. Step 4: Simplify right side
    4,247.87x = 14,532,907.97
  5. Step 5: Solve for x
    x = 14,532,907.97/4,247.87
  6. Step 6: Final answer
    x = 3,421.22

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1.5x scale

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.