Home / 5,194.68-7,168.88-2,957.11

Finding the Fourth Proportional to 5,194.68, 7,168.88 and 2,957.11

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Solution

The fourth proportional to 5,194.68, 7,168.88 and 2,957.11 is: 4,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.68 : 7,168.88 = 2,957.11 : x
  2. Step 2: Convert to fraction form
    5,194.68/7,168.88 = 2,957.11/x
  3. Step 3: Cross multiply
    5,194.68x = 7,168.88 × 2,957.11
  4. Step 4: Simplify right side
    5,194.68x = 21,199,147.89
  5. Step 5: Solve for x
    x = 21,199,147.89/5,194.68
  6. Step 6: Final answer
    x = 4,080.93

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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.