Home / 8,009.19-12,016.35-3,625.47

Finding the Fourth Proportional to 8,009.19, 12,016.35 and 3,625.47

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Solution

The fourth proportional to 8,009.19, 12,016.35 and 3,625.47 is: 5,439.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.19 : 12,016.35 = 3,625.47 : x
  2. Step 2: Convert to fraction form
    8,009.19/12,016.35 = 3,625.47/x
  3. Step 3: Cross multiply
    8,009.19x = 12,016.35 × 3,625.47
  4. Step 4: Simplify right side
    8,009.19x = 43,564,916.43
  5. Step 5: Solve for x
    x = 43,564,916.43/8,009.19
  6. Step 6: Final answer
    x = 5,439.37

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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.