Home / 5,623.31-8,432.33-1,673.11

Finding the Fourth Proportional to 5,623.31, 8,432.33 and 1,673.11

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Solution

The fourth proportional to 5,623.31, 8,432.33 and 1,673.11 is: 2,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.31 : 8,432.33 = 1,673.11 : x
  2. Step 2: Convert to fraction form
    5,623.31/8,432.33 = 1,673.11/x
  3. Step 3: Cross multiply
    5,623.31x = 8,432.33 × 1,673.11
  4. Step 4: Simplify right side
    5,623.31x = 14,108,215.65
  5. Step 5: Solve for x
    x = 14,108,215.65/5,623.31
  6. Step 6: Final answer
    x = 2,508.88

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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.