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Finding the Fourth Proportional to 2,392.66, 3,588.18 and 932.23

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Solution

The fourth proportional to 2,392.66, 3,588.18 and 932.23 is: 1,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.66 : 3,588.18 = 932.23 : x
  2. Step 2: Convert to fraction form
    2,392.66/3,588.18 = 932.23/x
  3. Step 3: Cross multiply
    2,392.66x = 3,588.18 × 932.23
  4. Step 4: Simplify right side
    2,392.66x = 3,345,009.04
  5. Step 5: Solve for x
    x = 3,345,009.04/2,392.66
  6. Step 6: Final answer
    x = 1,398.03

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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.