Home / 6,349.72-9,528.18-3,427.96

Finding the Fourth Proportional to 6,349.72, 9,528.18 and 3,427.96

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Solution

The fourth proportional to 6,349.72, 9,528.18 and 3,427.96 is: 5,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.72 : 9,528.18 = 3,427.96 : x
  2. Step 2: Convert to fraction form
    6,349.72/9,528.18 = 3,427.96/x
  3. Step 3: Cross multiply
    6,349.72x = 9,528.18 × 3,427.96
  4. Step 4: Simplify right side
    6,349.72x = 32,662,219.91
  5. Step 5: Solve for x
    x = 32,662,219.91/6,349.72
  6. Step 6: Final answer
    x = 5,143.88

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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.