Home / 11,353.64-17,031.10-4,427.56

Finding the Fourth Proportional to 11,353.64, 17,031.10 and 4,427.56

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Solution

The fourth proportional to 11,353.64, 17,031.10 and 4,427.56 is: 6,641.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,353.64 : 17,031.10 = 4,427.56 : x
  2. Step 2: Convert to fraction form
    11,353.64/17,031.10 = 4,427.56/x
  3. Step 3: Cross multiply
    11,353.64x = 17,031.10 × 4,427.56
  4. Step 4: Simplify right side
    11,353.64x = 75,406,217.12
  5. Step 5: Solve for x
    x = 75,406,217.12/11,353.64
  6. Step 6: Final answer
    x = 6,641.59

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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.