Home / 5,409.52-7,463.88-3,732.40

Finding the Fourth Proportional to 5,409.52, 7,463.88 and 3,732.40

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Solution

The fourth proportional to 5,409.52, 7,463.88 and 3,732.40 is: 5,149.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.52 : 7,463.88 = 3,732.40 : x
  2. Step 2: Convert to fraction form
    5,409.52/7,463.88 = 3,732.40/x
  3. Step 3: Cross multiply
    5,409.52x = 7,463.88 × 3,732.40
  4. Step 4: Simplify right side
    5,409.52x = 27,858,185.71
  5. Step 5: Solve for x
    x = 27,858,185.71/5,409.52
  6. Step 6: Final answer
    x = 5,149.84

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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.