Home / 6,917.95-10,367.80-2,531.19

Finding the Fourth Proportional to 6,917.95, 10,367.80 and 2,531.19

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Solution

The fourth proportional to 6,917.95, 10,367.80 and 2,531.19 is: 3,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.95 : 10,367.80 = 2,531.19 : x
  2. Step 2: Convert to fraction form
    6,917.95/10,367.80 = 2,531.19/x
  3. Step 3: Cross multiply
    6,917.95x = 10,367.80 × 2,531.19
  4. Step 4: Simplify right side
    6,917.95x = 26,242,871.68
  5. Step 5: Solve for x
    x = 26,242,871.68/6,917.95
  6. Step 6: Final answer
    x = 3,793.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.