Home / 10,467.28-15,697.56-3,445.66

Finding the Fourth Proportional to 10,467.28, 15,697.56 and 3,445.66

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Solution

The fourth proportional to 10,467.28, 15,697.56 and 3,445.66 is: 5,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.28 : 15,697.56 = 3,445.66 : x
  2. Step 2: Convert to fraction form
    10,467.28/15,697.56 = 3,445.66/x
  3. Step 3: Cross multiply
    10,467.28x = 15,697.56 × 3,445.66
  4. Step 4: Simplify right side
    10,467.28x = 54,088,415.35
  5. Step 5: Solve for x
    x = 54,088,415.35/10,467.28
  6. Step 6: Final answer
    x = 5,167.38

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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.