Home / 9,940.92-13,719.14-6,577.93

Finding the Fourth Proportional to 9,940.92, 13,719.14 and 6,577.93

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Solution

The fourth proportional to 9,940.92, 13,719.14 and 6,577.93 is: 9,077.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.92 : 13,719.14 = 6,577.93 : x
  2. Step 2: Convert to fraction form
    9,940.92/13,719.14 = 6,577.93/x
  3. Step 3: Cross multiply
    9,940.92x = 13,719.14 × 6,577.93
  4. Step 4: Simplify right side
    9,940.92x = 90,243,542.58
  5. Step 5: Solve for x
    x = 90,243,542.58/9,940.92
  6. Step 6: Final answer
    x = 9,077.99

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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.