Home / 7,766.17-10,716.98-4,229.37

Finding the Fourth Proportional to 7,766.17, 10,716.98 and 4,229.37

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Solution

The fourth proportional to 7,766.17, 10,716.98 and 4,229.37 is: 5,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.17 : 10,716.98 = 4,229.37 : x
  2. Step 2: Convert to fraction form
    7,766.17/10,716.98 = 4,229.37/x
  3. Step 3: Cross multiply
    7,766.17x = 10,716.98 × 4,229.37
  4. Step 4: Simplify right side
    7,766.17x = 45,326,020.12
  5. Step 5: Solve for x
    x = 45,326,020.12/7,766.17
  6. Step 6: Final answer
    x = 5,836.35

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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.