Home / 8,905.06-13,358.85-3,360.43

Finding the Fourth Proportional to 8,905.06, 13,358.85 and 3,360.43

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Solution

The fourth proportional to 8,905.06, 13,358.85 and 3,360.43 is: 5,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905.06 : 13,358.85 = 3,360.43 : x
  2. Step 2: Convert to fraction form
    8,905.06/13,358.85 = 3,360.43/x
  3. Step 3: Cross multiply
    8,905.06x = 13,358.85 × 3,360.43
  4. Step 4: Simplify right side
    8,905.06x = 44,891,480.31
  5. Step 5: Solve for x
    x = 44,891,480.31/8,905.06
  6. Step 6: Final answer
    x = 5,041.12

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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.