Home / 12,363.97-18,545.79-3,004.06

Finding the Fourth Proportional to 12,363.97, 18,545.79 and 3,004.06

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Solution

The fourth proportional to 12,363.97, 18,545.79 and 3,004.06 is: 4,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.97 : 18,545.79 = 3,004.06 : x
  2. Step 2: Convert to fraction form
    12,363.97/18,545.79 = 3,004.06/x
  3. Step 3: Cross multiply
    12,363.97x = 18,545.79 × 3,004.06
  4. Step 4: Simplify right side
    12,363.97x = 55,712,665.91
  5. Step 5: Solve for x
    x = 55,712,665.91/12,363.97
  6. Step 6: Final answer
    x = 4,506.05

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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.