Home / 4,050.26-5,589.78-2,479.40

Finding the Fourth Proportional to 4,050.26, 5,589.78 and 2,479.40

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Solution

The fourth proportional to 4,050.26, 5,589.78 and 2,479.40 is: 3,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,050.26 : 5,589.78 = 2,479.40 : x
  2. Step 2: Convert to fraction form
    4,050.26/5,589.78 = 2,479.40/x
  3. Step 3: Cross multiply
    4,050.26x = 5,589.78 × 2,479.40
  4. Step 4: Simplify right side
    4,050.26x = 13,859,300.53
  5. Step 5: Solve for x
    x = 13,859,300.53/4,050.26
  6. Step 6: Final answer
    x = 3,421.83

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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.