Home / 8,920.26-13,388.69-4,541.00

Finding the Fourth Proportional to 8,920.26, 13,388.69 and 4,541.00

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Solution

The fourth proportional to 8,920.26, 13,388.69 and 4,541.00 is: 6,815.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920.26 : 13,388.69 = 4,541.00 : x
  2. Step 2: Convert to fraction form
    8,920.26/13,388.69 = 4,541.00/x
  3. Step 3: Cross multiply
    8,920.26x = 13,388.69 × 4,541.00
  4. Step 4: Simplify right side
    8,920.26x = 60,797,985.70
  5. Step 5: Solve for x
    x = 60,797,985.70/8,920.26
  6. Step 6: Final answer
    x = 6,815.72

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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.