Home / 10,095.75-15,146.06-3,170.25

Finding the Fourth Proportional to 10,095.75, 15,146.06 and 3,170.25

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Solution

The fourth proportional to 10,095.75, 15,146.06 and 3,170.25 is: 4,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.75 : 15,146.06 = 3,170.25 : x
  2. Step 2: Convert to fraction form
    10,095.75/15,146.06 = 3,170.25/x
  3. Step 3: Cross multiply
    10,095.75x = 15,146.06 × 3,170.25
  4. Step 4: Simplify right side
    10,095.75x = 48,016,780.86
  5. Step 5: Solve for x
    x = 48,016,780.86/10,095.75
  6. Step 6: Final answer
    x = 4,756.14

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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.