Home / 8,517.10-12,775.63-2,674.16

Finding the Fourth Proportional to 8,517.10, 12,775.63 and 2,674.16

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Solution

The fourth proportional to 8,517.10, 12,775.63 and 2,674.16 is: 4,011.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.10 : 12,775.63 = 2,674.16 : x
  2. Step 2: Convert to fraction form
    8,517.10/12,775.63 = 2,674.16/x
  3. Step 3: Cross multiply
    8,517.10x = 12,775.63 × 2,674.16
  4. Step 4: Simplify right side
    8,517.10x = 34,164,078.72
  5. Step 5: Solve for x
    x = 34,164,078.72/8,517.10
  6. Step 6: Final answer
    x = 4,011.23

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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.