Home / 10,101.57-15,154.73-3,176.07

Finding the Fourth Proportional to 10,101.57, 15,154.73 and 3,176.07

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Solution

The fourth proportional to 10,101.57, 15,154.73 and 3,176.07 is: 4,764.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101.57 : 15,154.73 = 3,176.07 : x
  2. Step 2: Convert to fraction form
    10,101.57/15,154.73 = 3,176.07/x
  3. Step 3: Cross multiply
    10,101.57x = 15,154.73 × 3,176.07
  4. Step 4: Simplify right side
    10,101.57x = 48,132,407.54
  5. Step 5: Solve for x
    x = 48,132,407.54/10,101.57
  6. Step 6: Final answer
    x = 4,764.85

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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.