Home / 10,154.61-15,228.66-3,227.49

Finding the Fourth Proportional to 10,154.61, 15,228.66 and 3,227.49

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Solution

The fourth proportional to 10,154.61, 15,228.66 and 3,227.49 is: 4,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,154.61 : 15,228.66 = 3,227.49 : x
  2. Step 2: Convert to fraction form
    10,154.61/15,228.66 = 3,227.49/x
  3. Step 3: Cross multiply
    10,154.61x = 15,228.66 × 3,227.49
  4. Step 4: Simplify right side
    10,154.61x = 49,150,347.86
  5. Step 5: Solve for x
    x = 49,150,347.86/10,154.61
  6. Step 6: Final answer
    x = 4,840.20

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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.