Home / 8,988.42-13,485.24-3,722.46

Finding the Fourth Proportional to 8,988.42, 13,485.24 and 3,722.46

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Solution

The fourth proportional to 8,988.42, 13,485.24 and 3,722.46 is: 5,584.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.42 : 13,485.24 = 3,722.46 : x
  2. Step 2: Convert to fraction form
    8,988.42/13,485.24 = 3,722.46/x
  3. Step 3: Cross multiply
    8,988.42x = 13,485.24 × 3,722.46
  4. Step 4: Simplify right side
    8,988.42x = 50,198,266.49
  5. Step 5: Solve for x
    x = 50,198,266.49/8,988.42
  6. Step 6: Final answer
    x = 5,584.77

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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.