Home / 11,445.31-17,151.40-5,595.31

Finding the Fourth Proportional to 11,445.31, 17,151.40 and 5,595.31

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Solution

The fourth proportional to 11,445.31, 17,151.40 and 5,595.31 is: 8,384.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,445.31 : 17,151.40 = 5,595.31 : x
  2. Step 2: Convert to fraction form
    11,445.31/17,151.40 = 5,595.31/x
  3. Step 3: Cross multiply
    11,445.31x = 17,151.40 × 5,595.31
  4. Step 4: Simplify right side
    11,445.31x = 95,967,286.20
  5. Step 5: Solve for x
    x = 95,967,286.20/11,445.31
  6. Step 6: Final answer
    x = 8,384.86

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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.