Home / 8,474.26-12,711.51-2,630.50

Finding the Fourth Proportional to 8,474.26, 12,711.51 and 2,630.50

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Solution

The fourth proportional to 8,474.26, 12,711.51 and 2,630.50 is: 3,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474.26 : 12,711.51 = 2,630.50 : x
  2. Step 2: Convert to fraction form
    8,474.26/12,711.51 = 2,630.50/x
  3. Step 3: Cross multiply
    8,474.26x = 12,711.51 × 2,630.50
  4. Step 4: Simplify right side
    8,474.26x = 33,437,627.06
  5. Step 5: Solve for x
    x = 33,437,627.06/8,474.26
  6. Step 6: Final answer
    x = 3,945.79

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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.