Home / 10,299.69-15,449.54-2,508.44

Finding the Fourth Proportional to 10,299.69, 15,449.54 and 2,508.44

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Solution

The fourth proportional to 10,299.69, 15,449.54 and 2,508.44 is: 3,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.69 : 15,449.54 = 2,508.44 : x
  2. Step 2: Convert to fraction form
    10,299.69/15,449.54 = 2,508.44/x
  3. Step 3: Cross multiply
    10,299.69x = 15,449.54 × 2,508.44
  4. Step 4: Simplify right side
    10,299.69x = 38,754,154.33
  5. Step 5: Solve for x
    x = 38,754,154.33/10,299.69
  6. Step 6: Final answer
    x = 3,762.65

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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.