Home / 9,310.52-13,970.33-4,380.65

Finding the Fourth Proportional to 9,310.52, 13,970.33 and 4,380.65

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Solution

The fourth proportional to 9,310.52, 13,970.33 and 4,380.65 is: 6,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.52 : 13,970.33 = 4,380.65 : x
  2. Step 2: Convert to fraction form
    9,310.52/13,970.33 = 4,380.65/x
  3. Step 3: Cross multiply
    9,310.52x = 13,970.33 × 4,380.65
  4. Step 4: Simplify right side
    9,310.52x = 61,199,034.36
  5. Step 5: Solve for x
    x = 61,199,034.36/9,310.52
  6. Step 6: Final answer
    x = 6,573.11

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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.