Home / 8,893.20-13,346.24-3,960.30

Finding the Fourth Proportional to 8,893.20, 13,346.24 and 3,960.30

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Solution

The fourth proportional to 8,893.20, 13,346.24 and 3,960.30 is: 5,943.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.20 : 13,346.24 = 3,960.30 : x
  2. Step 2: Convert to fraction form
    8,893.20/13,346.24 = 3,960.30/x
  3. Step 3: Cross multiply
    8,893.20x = 13,346.24 × 3,960.30
  4. Step 4: Simplify right side
    8,893.20x = 52,855,094.47
  5. Step 5: Solve for x
    x = 52,855,094.47/8,893.20
  6. Step 6: Final answer
    x = 5,943.32

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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.