Home / 10,008.26-15,012.62-3,434.50

Finding the Fourth Proportional to 10,008.26, 15,012.62 and 3,434.50

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Solution

The fourth proportional to 10,008.26, 15,012.62 and 3,434.50 is: 5,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.26 : 15,012.62 = 3,434.50 : x
  2. Step 2: Convert to fraction form
    10,008.26/15,012.62 = 3,434.50/x
  3. Step 3: Cross multiply
    10,008.26x = 15,012.62 × 3,434.50
  4. Step 4: Simplify right side
    10,008.26x = 51,560,848.20
  5. Step 5: Solve for x
    x = 51,560,848.20/10,008.26
  6. Step 6: Final answer
    x = 5,151.83

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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.