Home / 5,194.15-7,167.65-2,955.98

Finding the Fourth Proportional to 5,194.15, 7,167.65 and 2,955.98

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Solution

The fourth proportional to 5,194.15, 7,167.65 and 2,955.98 is: 4,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.15 : 7,167.65 = 2,955.98 : x
  2. Step 2: Convert to fraction form
    5,194.15/7,167.65 = 2,955.98/x
  3. Step 3: Cross multiply
    5,194.15x = 7,167.65 × 2,955.98
  4. Step 4: Simplify right side
    5,194.15x = 21,187,433.19
  5. Step 5: Solve for x
    x = 21,187,433.19/5,194.15
  6. Step 6: Final answer
    x = 4,079.10

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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.