Home / 5,472.68-7,551.78-3,376.40

Finding the Fourth Proportional to 5,472.68, 7,551.78 and 3,376.40

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Solution

The fourth proportional to 5,472.68, 7,551.78 and 3,376.40 is: 4,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.68 : 7,551.78 = 3,376.40 : x
  2. Step 2: Convert to fraction form
    5,472.68/7,551.78 = 3,376.40/x
  3. Step 3: Cross multiply
    5,472.68x = 7,551.78 × 3,376.40
  4. Step 4: Simplify right side
    5,472.68x = 25,497,829.99
  5. Step 5: Solve for x
    x = 25,497,829.99/5,472.68
  6. Step 6: Final answer
    x = 4,659.11

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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.