Home / 1,540.04-2,310.57-662.14

Finding the Fourth Proportional to 1,540.04, 2,310.57 and 662.14

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Solution

The fourth proportional to 1,540.04, 2,310.57 and 662.14 is: 993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540.04 : 2,310.57 = 662.14 : x
  2. Step 2: Convert to fraction form
    1,540.04/2,310.57 = 662.14/x
  3. Step 3: Cross multiply
    1,540.04x = 2,310.57 × 662.14
  4. Step 4: Simplify right side
    1,540.04x = 1,529,920.82
  5. Step 5: Solve for x
    x = 1,529,920.82/1,540.04
  6. Step 6: Final answer
    x = 993.43

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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.