Home / 8,606.24-12,906.96-3,058.88

Finding the Fourth Proportional to 8,606.24, 12,906.96 and 3,058.88

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Solution

The fourth proportional to 8,606.24, 12,906.96 and 3,058.88 is: 4,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606.24 : 12,906.96 = 3,058.88 : x
  2. Step 2: Convert to fraction form
    8,606.24/12,906.96 = 3,058.88/x
  3. Step 3: Cross multiply
    8,606.24x = 12,906.96 × 3,058.88
  4. Step 4: Simplify right side
    8,606.24x = 39,480,841.80
  5. Step 5: Solve for x
    x = 39,480,841.80/8,606.24
  6. Step 6: Final answer
    x = 4,587.47

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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.