Home / 7,750.47-11,619.18-3,364.65

Finding the Fourth Proportional to 7,750.47, 11,619.18 and 3,364.65

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Solution

The fourth proportional to 7,750.47, 11,619.18 and 3,364.65 is: 5,044.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.47 : 11,619.18 = 3,364.65 : x
  2. Step 2: Convert to fraction form
    7,750.47/11,619.18 = 3,364.65/x
  3. Step 3: Cross multiply
    7,750.47x = 11,619.18 × 3,364.65
  4. Step 4: Simplify right side
    7,750.47x = 39,094,473.99
  5. Step 5: Solve for x
    x = 39,094,473.99/7,750.47
  6. Step 6: Final answer
    x = 5,044.14

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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.