Home / 5,629.15-8,439.17-2,344.71

Finding the Fourth Proportional to 5,629.15, 8,439.17 and 2,344.71

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Solution

The fourth proportional to 5,629.15, 8,439.17 and 2,344.71 is: 3,515.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.15 : 8,439.17 = 2,344.71 : x
  2. Step 2: Convert to fraction form
    5,629.15/8,439.17 = 2,344.71/x
  3. Step 3: Cross multiply
    5,629.15x = 8,439.17 × 2,344.71
  4. Step 4: Simplify right side
    5,629.15x = 19,787,374.79
  5. Step 5: Solve for x
    x = 19,787,374.79/5,629.15
  6. Step 6: Final answer
    x = 3,515.16

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1.5x scale

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.