Home / 1,631.54-2,446.38-535.61

Finding the Fourth Proportional to 1,631.54, 2,446.38 and 535.61

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Solution

The fourth proportional to 1,631.54, 2,446.38 and 535.61 is: 803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.54 : 2,446.38 = 535.61 : x
  2. Step 2: Convert to fraction form
    1,631.54/2,446.38 = 535.61/x
  3. Step 3: Cross multiply
    1,631.54x = 2,446.38 × 535.61
  4. Step 4: Simplify right side
    1,631.54x = 1,310,293.36
  5. Step 5: Solve for x
    x = 1,310,293.36/1,631.54
  6. Step 6: Final answer
    x = 803.10

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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.