Home / 3,282.24-4,923.52-1,432

Finding the Fourth Proportional to 3,282.24, 4,923.52 and 1,432

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Solution

The fourth proportional to 3,282.24, 4,923.52 and 1,432 is: 2,148.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.24 : 4,923.52 = 1,432 : x
  2. Step 2: Convert to fraction form
    3,282.24/4,923.52 = 1,432/x
  3. Step 3: Cross multiply
    3,282.24x = 4,923.52 × 1,432
  4. Step 4: Simplify right side
    3,282.24x = 7,050,480.64
  5. Step 5: Solve for x
    x = 7,050,480.64/3,282.24
  6. Step 6: Final answer
    x = 2,148.07

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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.