Home / 3,552.00-5,320.23-2,928.70

Finding the Fourth Proportional to 3,552.00, 5,320.23 and 2,928.70

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Solution

The fourth proportional to 3,552.00, 5,320.23 and 2,928.70 is: 4,386.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.00 : 5,320.23 = 2,928.70 : x
  2. Step 2: Convert to fraction form
    3,552.00/5,320.23 = 2,928.70/x
  3. Step 3: Cross multiply
    3,552.00x = 5,320.23 × 2,928.70
  4. Step 4: Simplify right side
    3,552.00x = 15,581,353.27
  5. Step 5: Solve for x
    x = 15,581,353.27/3,552.00
  6. Step 6: Final answer
    x = 4,386.65

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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.