Home / 6,818.28-9,409.94-4,167.46

Finding the Fourth Proportional to 6,818.28, 9,409.94 and 4,167.46

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Solution

The fourth proportional to 6,818.28, 9,409.94 and 4,167.46 is: 5,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.28 : 9,409.94 = 4,167.46 : x
  2. Step 2: Convert to fraction form
    6,818.28/9,409.94 = 4,167.46/x
  3. Step 3: Cross multiply
    6,818.28x = 9,409.94 × 4,167.46
  4. Step 4: Simplify right side
    6,818.28x = 39,215,535.45
  5. Step 5: Solve for x
    x = 39,215,535.45/6,818.28
  6. Step 6: Final answer
    x = 5,751.53

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1.5x scale

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.