Home / 1,631.16-2,446.91-535.27

Finding the Fourth Proportional to 1,631.16, 2,446.91 and 535.27

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Solution

The fourth proportional to 1,631.16, 2,446.91 and 535.27 is: 802.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.16 : 2,446.91 = 535.27 : x
  2. Step 2: Convert to fraction form
    1,631.16/2,446.91 = 535.27/x
  3. Step 3: Cross multiply
    1,631.16x = 2,446.91 × 535.27
  4. Step 4: Simplify right side
    1,631.16x = 1,309,757.52
  5. Step 5: Solve for x
    x = 1,309,757.52/1,631.16
  6. Step 6: Final answer
    x = 802.96

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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.