Home / 10,126.11-15,173.12-6,179.10

Finding the Fourth Proportional to 10,126.11, 15,173.12 and 6,179.10

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Solution

The fourth proportional to 10,126.11, 15,173.12 and 6,179.10 is: 9,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.11 : 15,173.12 = 6,179.10 : x
  2. Step 2: Convert to fraction form
    10,126.11/15,173.12 = 6,179.10/x
  3. Step 3: Cross multiply
    10,126.11x = 15,173.12 × 6,179.10
  4. Step 4: Simplify right side
    10,126.11x = 93,756,225.79
  5. Step 5: Solve for x
    x = 93,756,225.79/10,126.11
  6. Step 6: Final answer
    x = 9,258.86

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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.