Home / 8,833.36-13,247.04-2,988.40

Finding the Fourth Proportional to 8,833.36, 13,247.04 and 2,988.40

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Solution

The fourth proportional to 8,833.36, 13,247.04 and 2,988.40 is: 4,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.36 : 13,247.04 = 2,988.40 : x
  2. Step 2: Convert to fraction form
    8,833.36/13,247.04 = 2,988.40/x
  3. Step 3: Cross multiply
    8,833.36x = 13,247.04 × 2,988.40
  4. Step 4: Simplify right side
    8,833.36x = 39,587,454.34
  5. Step 5: Solve for x
    x = 39,587,454.34/8,833.36
  6. Step 6: Final answer
    x = 4,481.59

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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.