Home / 8,080.17-11,152.44-4,938.18

Finding the Fourth Proportional to 8,080.17, 11,152.44 and 4,938.18

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Solution

The fourth proportional to 8,080.17, 11,152.44 and 4,938.18 is: 6,815.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.17 : 11,152.44 = 4,938.18 : x
  2. Step 2: Convert to fraction form
    8,080.17/11,152.44 = 4,938.18/x
  3. Step 3: Cross multiply
    8,080.17x = 11,152.44 × 4,938.18
  4. Step 4: Simplify right side
    8,080.17x = 55,072,756.16
  5. Step 5: Solve for x
    x = 55,072,756.16/8,080.17
  6. Step 6: Final answer
    x = 6,815.79

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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.