Home / 12,058.08-18,087.12-3,293.28

Finding the Fourth Proportional to 12,058.08, 18,087.12 and 3,293.28

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Solution

The fourth proportional to 12,058.08, 18,087.12 and 3,293.28 is: 4,939.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.08 : 18,087.12 = 3,293.28 : x
  2. Step 2: Convert to fraction form
    12,058.08/18,087.12 = 3,293.28/x
  3. Step 3: Cross multiply
    12,058.08x = 18,087.12 × 3,293.28
  4. Step 4: Simplify right side
    12,058.08x = 59,565,950.55
  5. Step 5: Solve for x
    x = 59,565,950.55/12,058.08
  6. Step 6: Final answer
    x = 4,939.92

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Double scale
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Similar ratio
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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.