Home / 8,475.08-12,711.71-2,631.23

Finding the Fourth Proportional to 8,475.08, 12,711.71 and 2,631.23

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Solution

The fourth proportional to 8,475.08, 12,711.71 and 2,631.23 is: 3,946.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475.08 : 12,711.71 = 2,631.23 : x
  2. Step 2: Convert to fraction form
    8,475.08/12,711.71 = 2,631.23/x
  3. Step 3: Cross multiply
    8,475.08x = 12,711.71 × 2,631.23
  4. Step 4: Simplify right side
    8,475.08x = 33,447,487.49
  5. Step 5: Solve for x
    x = 33,447,487.49/8,475.08
  6. Step 6: Final answer
    x = 3,946.57

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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.