Home / 10,227.30-15,339.14-2,829.92

Finding the Fourth Proportional to 10,227.30, 15,339.14 and 2,829.92

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Solution

The fourth proportional to 10,227.30, 15,339.14 and 2,829.92 is: 4,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,227.30 : 15,339.14 = 2,829.92 : x
  2. Step 2: Convert to fraction form
    10,227.30/15,339.14 = 2,829.92/x
  3. Step 3: Cross multiply
    10,227.30x = 15,339.14 × 2,829.92
  4. Step 4: Simplify right side
    10,227.30x = 43,408,539.07
  5. Step 5: Solve for x
    x = 43,408,539.07/10,227.30
  6. Step 6: Final answer
    x = 4,244.38

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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.