Home / 5,402.41-8,091.86-2,623.23

Finding the Fourth Proportional to 5,402.41, 8,091.86 and 2,623.23

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Solution

The fourth proportional to 5,402.41, 8,091.86 and 2,623.23 is: 3,929.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.41 : 8,091.86 = 2,623.23 : x
  2. Step 2: Convert to fraction form
    5,402.41/8,091.86 = 2,623.23/x
  3. Step 3: Cross multiply
    5,402.41x = 8,091.86 × 2,623.23
  4. Step 4: Simplify right side
    5,402.41x = 21,226,809.91
  5. Step 5: Solve for x
    x = 21,226,809.91/5,402.41
  6. Step 6: Final answer
    x = 3,929.14

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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.