Home / 10,282.32-15,423.57-2,491.14

Finding the Fourth Proportional to 10,282.32, 15,423.57 and 2,491.14

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Solution

The fourth proportional to 10,282.32, 15,423.57 and 2,491.14 is: 3,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282.32 : 15,423.57 = 2,491.14 : x
  2. Step 2: Convert to fraction form
    10,282.32/15,423.57 = 2,491.14/x
  3. Step 3: Cross multiply
    10,282.32x = 15,423.57 × 2,491.14
  4. Step 4: Simplify right side
    10,282.32x = 38,422,272.17
  5. Step 5: Solve for x
    x = 38,422,272.17/10,282.32
  6. Step 6: Final answer
    x = 3,736.73

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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.