Home / 4,247.86-5,862.42-2,480.04

Finding the Fourth Proportional to 4,247.86, 5,862.42 and 2,480.04

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Solution

The fourth proportional to 4,247.86, 5,862.42 and 2,480.04 is: 3,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.86 : 5,862.42 = 2,480.04 : x
  2. Step 2: Convert to fraction form
    4,247.86/5,862.42 = 2,480.04/x
  3. Step 3: Cross multiply
    4,247.86x = 5,862.42 × 2,480.04
  4. Step 4: Simplify right side
    4,247.86x = 14,539,036.10
  5. Step 5: Solve for x
    x = 14,539,036.10/4,247.86
  6. Step 6: Final answer
    x = 3,422.67

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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.