Home / 7,959.10-10,983.66-4,422.31

Finding the Fourth Proportional to 7,959.10, 10,983.66 and 4,422.31

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Solution

The fourth proportional to 7,959.10, 10,983.66 and 4,422.31 is: 6,102.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,959.10 : 10,983.66 = 4,422.31 : x
  2. Step 2: Convert to fraction form
    7,959.10/10,983.66 = 4,422.31/x
  3. Step 3: Cross multiply
    7,959.10x = 10,983.66 × 4,422.31
  4. Step 4: Simplify right side
    7,959.10x = 48,573,149.45
  5. Step 5: Solve for x
    x = 48,573,149.45/7,959.10
  6. Step 6: Final answer
    x = 6,102.84

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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.