Home / 8,617.14-12,925.76-3,423.02

Finding the Fourth Proportional to 8,617.14, 12,925.76 and 3,423.02

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Solution

The fourth proportional to 8,617.14, 12,925.76 and 3,423.02 is: 5,134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617.14 : 12,925.76 = 3,423.02 : x
  2. Step 2: Convert to fraction form
    8,617.14/12,925.76 = 3,423.02/x
  3. Step 3: Cross multiply
    8,617.14x = 12,925.76 × 3,423.02
  4. Step 4: Simplify right side
    8,617.14x = 44,245,053.25
  5. Step 5: Solve for x
    x = 44,245,053.25/8,617.14
  6. Step 6: Final answer
    x = 5,134.54

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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.