Home / 2,176.19-3,264.25-532.72

Finding the Fourth Proportional to 2,176.19, 3,264.25 and 532.72

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Solution

The fourth proportional to 2,176.19, 3,264.25 and 532.72 is: 799.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.19 : 3,264.25 = 532.72 : x
  2. Step 2: Convert to fraction form
    2,176.19/3,264.25 = 532.72/x
  3. Step 3: Cross multiply
    2,176.19x = 3,264.25 × 532.72
  4. Step 4: Simplify right side
    2,176.19x = 1,738,914.94
  5. Step 5: Solve for x
    x = 1,738,914.94/2,176.19
  6. Step 6: Final answer
    x = 799.07

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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.