Home / 2,093.64-3,141.18-707.12

Finding the Fourth Proportional to 2,093.64, 3,141.18 and 707.12

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Solution

The fourth proportional to 2,093.64, 3,141.18 and 707.12 is: 1,060.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.64 : 3,141.18 = 707.12 : x
  2. Step 2: Convert to fraction form
    2,093.64/3,141.18 = 707.12/x
  3. Step 3: Cross multiply
    2,093.64x = 3,141.18 × 707.12
  4. Step 4: Simplify right side
    2,093.64x = 2,221,191.20
  5. Step 5: Solve for x
    x = 2,221,191.20/2,093.64
  6. Step 6: Final answer
    x = 1,060.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.