Home / 10,964.10-15,126.76-6,245.04

Finding the Fourth Proportional to 10,964.10, 15,126.76 and 6,245.04

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Solution

The fourth proportional to 10,964.10, 15,126.76 and 6,245.04 is: 8,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.10 : 15,126.76 = 6,245.04 : x
  2. Step 2: Convert to fraction form
    10,964.10/15,126.76 = 6,245.04/x
  3. Step 3: Cross multiply
    10,964.10x = 15,126.76 × 6,245.04
  4. Step 4: Simplify right side
    10,964.10x = 94,467,221.27
  5. Step 5: Solve for x
    x = 94,467,221.27/10,964.10
  6. Step 6: Final answer
    x = 8,616.05

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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.