Home / 10,225.48-15,338.20-2,829.92

Finding the Fourth Proportional to 10,225.48, 15,338.20 and 2,829.92

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Solution

The fourth proportional to 10,225.48, 15,338.20 and 2,829.92 is: 4,244.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225.48 : 15,338.20 = 2,829.92 : x
  2. Step 2: Convert to fraction form
    10,225.48/15,338.20 = 2,829.92/x
  3. Step 3: Cross multiply
    10,225.48x = 15,338.20 × 2,829.92
  4. Step 4: Simplify right side
    10,225.48x = 43,405,788.10
  5. Step 5: Solve for x
    x = 43,405,788.10/10,225.48
  6. Step 6: Final answer
    x = 4,244.87

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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.