Home / 7,621.15-10,517.16-4,263.97

Finding the Fourth Proportional to 7,621.15, 10,517.16 and 4,263.97

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Solution

The fourth proportional to 7,621.15, 10,517.16 and 4,263.97 is: 5,884.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621.15 : 10,517.16 = 4,263.97 : x
  2. Step 2: Convert to fraction form
    7,621.15/10,517.16 = 4,263.97/x
  3. Step 3: Cross multiply
    7,621.15x = 10,517.16 × 4,263.97
  4. Step 4: Simplify right side
    7,621.15x = 44,844,854.73
  5. Step 5: Solve for x
    x = 44,844,854.73/7,621.15
  6. Step 6: Final answer
    x = 5,884.26

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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.