Home / 12,546.10-18,818.96-3,058.50

Finding the Fourth Proportional to 12,546.10, 18,818.96 and 3,058.50

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Solution

The fourth proportional to 12,546.10, 18,818.96 and 3,058.50 is: 4,587.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546.10 : 18,818.96 = 3,058.50 : x
  2. Step 2: Convert to fraction form
    12,546.10/18,818.96 = 3,058.50/x
  3. Step 3: Cross multiply
    12,546.10x = 18,818.96 × 3,058.50
  4. Step 4: Simplify right side
    12,546.10x = 57,557,789.16
  5. Step 5: Solve for x
    x = 57,557,789.16/12,546.10
  6. Step 6: Final answer
    x = 4,587.70

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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.