Home / 5,177.52-7,143.42-3,023.66

Finding the Fourth Proportional to 5,177.52, 7,143.42 and 3,023.66

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Solution

The fourth proportional to 5,177.52, 7,143.42 and 3,023.66 is: 4,171.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.52 : 7,143.42 = 3,023.66 : x
  2. Step 2: Convert to fraction form
    5,177.52/7,143.42 = 3,023.66/x
  3. Step 3: Cross multiply
    5,177.52x = 7,143.42 × 3,023.66
  4. Step 4: Simplify right side
    5,177.52x = 21,599,302.51
  5. Step 5: Solve for x
    x = 21,599,302.51/5,177.52
  6. Step 6: Final answer
    x = 4,171.75

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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.