Home / 5,207.32-7,186.04-2,849.40

Finding the Fourth Proportional to 5,207.32, 7,186.04 and 2,849.40

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Solution

The fourth proportional to 5,207.32, 7,186.04 and 2,849.40 is: 3,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.32 : 7,186.04 = 2,849.40 : x
  2. Step 2: Convert to fraction form
    5,207.32/7,186.04 = 2,849.40/x
  3. Step 3: Cross multiply
    5,207.32x = 7,186.04 × 2,849.40
  4. Step 4: Simplify right side
    5,207.32x = 20,475,902.38
  5. Step 5: Solve for x
    x = 20,475,902.38/5,207.32
  6. Step 6: Final answer
    x = 3,932.14

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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.