Home / 7,199.09-9,939.33-5,875.95

Finding the Fourth Proportional to 7,199.09, 9,939.33 and 5,875.95

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Solution

The fourth proportional to 7,199.09, 9,939.33 and 5,875.95 is: 8,112.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.09 : 9,939.33 = 5,875.95 : x
  2. Step 2: Convert to fraction form
    7,199.09/9,939.33 = 5,875.95/x
  3. Step 3: Cross multiply
    7,199.09x = 9,939.33 × 5,875.95
  4. Step 4: Simplify right side
    7,199.09x = 58,403,006.11
  5. Step 5: Solve for x
    x = 58,403,006.11/7,199.09
  6. Step 6: Final answer
    x = 8,112.56

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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.