Home / 5,058.52-7,587.72-3,107.20

Finding the Fourth Proportional to 5,058.52, 7,587.72 and 3,107.20

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Solution

The fourth proportional to 5,058.52, 7,587.72 and 3,107.20 is: 4,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.52 : 7,587.72 = 3,107.20 : x
  2. Step 2: Convert to fraction form
    5,058.52/7,587.72 = 3,107.20/x
  3. Step 3: Cross multiply
    5,058.52x = 7,587.72 × 3,107.20
  4. Step 4: Simplify right side
    5,058.52x = 23,576,563.58
  5. Step 5: Solve for x
    x = 23,576,563.58/5,058.52
  6. Step 6: Final answer
    x = 4,660.76

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1.5x scale

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.