Home / 12,058.98-18,073.89-6,212.40

Finding the Fourth Proportional to 12,058.98, 18,073.89 and 6,212.40

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Solution

The fourth proportional to 12,058.98, 18,073.89 and 6,212.40 is: 9,311.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.98 : 18,073.89 = 6,212.40 : x
  2. Step 2: Convert to fraction form
    12,058.98/18,073.89 = 6,212.40/x
  3. Step 3: Cross multiply
    12,058.98x = 18,073.89 × 6,212.40
  4. Step 4: Simplify right side
    12,058.98x = 112,282,234.24
  5. Step 5: Solve for x
    x = 112,282,234.24/12,058.98
  6. Step 6: Final answer
    x = 9,311.09

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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.