Home / 10,995.74-15,174.14-5,959.96

Finding the Fourth Proportional to 10,995.74, 15,174.14 and 5,959.96

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Solution

The fourth proportional to 10,995.74, 15,174.14 and 5,959.96 is: 8,224.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.74 : 15,174.14 = 5,959.96 : x
  2. Step 2: Convert to fraction form
    10,995.74/15,174.14 = 5,959.96/x
  3. Step 3: Cross multiply
    10,995.74x = 15,174.14 × 5,959.96
  4. Step 4: Simplify right side
    10,995.74x = 90,437,267.43
  5. Step 5: Solve for x
    x = 90,437,267.43/10,995.74
  6. Step 6: Final answer
    x = 8,224.75

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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.