Home / 10,206.26-15,310.35-3,966.75

Finding the Fourth Proportional to 10,206.26, 15,310.35 and 3,966.75

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Solution

The fourth proportional to 10,206.26, 15,310.35 and 3,966.75 is: 5,950.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.26 : 15,310.35 = 3,966.75 : x
  2. Step 2: Convert to fraction form
    10,206.26/15,310.35 = 3,966.75/x
  3. Step 3: Cross multiply
    10,206.26x = 15,310.35 × 3,966.75
  4. Step 4: Simplify right side
    10,206.26x = 60,732,330.86
  5. Step 5: Solve for x
    x = 60,732,330.86/10,206.26
  6. Step 6: Final answer
    x = 5,950.50

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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.