Home / 1,553.32-2,310.71-1,537.66

Finding the Fourth Proportional to 1,553.32, 2,310.71 and 1,537.66

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Solution

The fourth proportional to 1,553.32, 2,310.71 and 1,537.66 is: 2,287.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553.32 : 2,310.71 = 1,537.66 : x
  2. Step 2: Convert to fraction form
    1,553.32/2,310.71 = 1,537.66/x
  3. Step 3: Cross multiply
    1,553.32x = 2,310.71 × 1,537.66
  4. Step 4: Simplify right side
    1,553.32x = 3,553,086.34
  5. Step 5: Solve for x
    x = 3,553,086.34/1,553.32
  6. Step 6: Final answer
    x = 2,287.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.