Home / 2,175.64-3,263.52-532.18

Finding the Fourth Proportional to 2,175.64, 3,263.52 and 532.18

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Solution

The fourth proportional to 2,175.64, 3,263.52 and 532.18 is: 798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.64 : 3,263.52 = 532.18 : x
  2. Step 2: Convert to fraction form
    2,175.64/3,263.52 = 532.18/x
  3. Step 3: Cross multiply
    2,175.64x = 3,263.52 × 532.18
  4. Step 4: Simplify right side
    2,175.64x = 1,736,787.37
  5. Step 5: Solve for x
    x = 1,736,787.37/2,175.64
  6. Step 6: Final answer
    x = 798.29

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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.