Home / 10,809.82-14,921.27-6,335.02

Finding the Fourth Proportional to 10,809.82, 14,921.27 and 6,335.02

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Solution

The fourth proportional to 10,809.82, 14,921.27 and 6,335.02 is: 8,744.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809.82 : 14,921.27 = 6,335.02 : x
  2. Step 2: Convert to fraction form
    10,809.82/14,921.27 = 6,335.02/x
  3. Step 3: Cross multiply
    10,809.82x = 14,921.27 × 6,335.02
  4. Step 4: Simplify right side
    10,809.82x = 94,526,543.88
  5. Step 5: Solve for x
    x = 94,526,543.88/10,809.82
  6. Step 6: Final answer
    x = 8,744.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.