Home / 8,017.11-12,020.81-3,335.31

Finding the Fourth Proportional to 8,017.11, 12,020.81 and 3,335.31

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Solution

The fourth proportional to 8,017.11, 12,020.81 and 3,335.31 is: 5,000.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,017.11 : 12,020.81 = 3,335.31 : x
  2. Step 2: Convert to fraction form
    8,017.11/12,020.81 = 3,335.31/x
  3. Step 3: Cross multiply
    8,017.11x = 12,020.81 × 3,335.31
  4. Step 4: Simplify right side
    8,017.11x = 40,093,111.12
  5. Step 5: Solve for x
    x = 40,093,111.12/8,017.11
  6. Step 6: Final answer
    x = 5,000.94

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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.