Home / 10,080.92-13,907.18-5,887.32

Finding the Fourth Proportional to 10,080.92, 13,907.18 and 5,887.32

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Solution

The fourth proportional to 10,080.92, 13,907.18 and 5,887.32 is: 8,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.92 : 13,907.18 = 5,887.32 : x
  2. Step 2: Convert to fraction form
    10,080.92/13,907.18 = 5,887.32/x
  3. Step 3: Cross multiply
    10,080.92x = 13,907.18 × 5,887.32
  4. Step 4: Simplify right side
    10,080.92x = 81,876,018.96
  5. Step 5: Solve for x
    x = 81,876,018.96/10,080.92
  6. Step 6: Final answer
    x = 8,121.88

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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.