Home / 5,174.58-7,141.17-3,050.18

Finding the Fourth Proportional to 5,174.58, 7,141.17 and 3,050.18

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Solution

The fourth proportional to 5,174.58, 7,141.17 and 3,050.18 is: 4,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.58 : 7,141.17 = 3,050.18 : x
  2. Step 2: Convert to fraction form
    5,174.58/7,141.17 = 3,050.18/x
  3. Step 3: Cross multiply
    5,174.58x = 7,141.17 × 3,050.18
  4. Step 4: Simplify right side
    5,174.58x = 21,781,853.91
  5. Step 5: Solve for x
    x = 21,781,853.91/5,174.58
  6. Step 6: Final answer
    x = 4,209.40

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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.