Home / 10,812.89-14,922.48-6,097.47

Finding the Fourth Proportional to 10,812.89, 14,922.48 and 6,097.47

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Solution

The fourth proportional to 10,812.89, 14,922.48 and 6,097.47 is: 8,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.89 : 14,922.48 = 6,097.47 : x
  2. Step 2: Convert to fraction form
    10,812.89/14,922.48 = 6,097.47/x
  3. Step 3: Cross multiply
    10,812.89x = 14,922.48 × 6,097.47
  4. Step 4: Simplify right side
    10,812.89x = 90,989,374.13
  5. Step 5: Solve for x
    x = 90,989,374.13/10,812.89
  6. Step 6: Final answer
    x = 8,414.90

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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.