Home / 10,375.18-14,313.20-7,016.76

Finding the Fourth Proportional to 10,375.18, 14,313.20 and 7,016.76

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Solution

The fourth proportional to 10,375.18, 14,313.20 and 7,016.76 is: 9,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.18 : 14,313.20 = 7,016.76 : x
  2. Step 2: Convert to fraction form
    10,375.18/14,313.20 = 7,016.76/x
  3. Step 3: Cross multiply
    10,375.18x = 14,313.20 × 7,016.76
  4. Step 4: Simplify right side
    10,375.18x = 100,432,254.15
  5. Step 5: Solve for x
    x = 100,432,254.15/10,375.18
  6. Step 6: Final answer
    x = 9,680.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.