Home / 7,863.56-10,851.82-4,326.70

Finding the Fourth Proportional to 7,863.56, 10,851.82 and 4,326.70

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Solution

The fourth proportional to 7,863.56, 10,851.82 and 4,326.70 is: 5,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.56 : 10,851.82 = 4,326.70 : x
  2. Step 2: Convert to fraction form
    7,863.56/10,851.82 = 4,326.70/x
  3. Step 3: Cross multiply
    7,863.56x = 10,851.82 × 4,326.70
  4. Step 4: Simplify right side
    7,863.56x = 46,952,531.65
  5. Step 5: Solve for x
    x = 46,952,531.65/7,863.56
  6. Step 6: Final answer
    x = 5,970.90

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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.