Home / 5,548.68-7,654.68-3,423.24

Finding the Fourth Proportional to 5,548.68, 7,654.68 and 3,423.24

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Solution

The fourth proportional to 5,548.68, 7,654.68 and 3,423.24 is: 4,722.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.68 : 7,654.68 = 3,423.24 : x
  2. Step 2: Convert to fraction form
    5,548.68/7,654.68 = 3,423.24/x
  3. Step 3: Cross multiply
    5,548.68x = 7,654.68 × 3,423.24
  4. Step 4: Simplify right side
    5,548.68x = 26,203,806.76
  5. Step 5: Solve for x
    x = 26,203,806.76/5,548.68
  6. Step 6: Final answer
    x = 4,722.53

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Half scale
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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.