Home / 8,885.28-13,320.89-3,338.01

Finding the Fourth Proportional to 8,885.28, 13,320.89 and 3,338.01

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Solution

The fourth proportional to 8,885.28, 13,320.89 and 3,338.01 is: 5,004.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.28 : 13,320.89 = 3,338.01 : x
  2. Step 2: Convert to fraction form
    8,885.28/13,320.89 = 3,338.01/x
  3. Step 3: Cross multiply
    8,885.28x = 13,320.89 × 3,338.01
  4. Step 4: Simplify right side
    8,885.28x = 44,465,247.34
  5. Step 5: Solve for x
    x = 44,465,247.34/8,885.28
  6. Step 6: Final answer
    x = 5,004.37

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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.