Home / 7,642.26-11,463.72-2,095.47

Finding the Fourth Proportional to 7,642.26, 11,463.72 and 2,095.47

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Solution

The fourth proportional to 7,642.26, 11,463.72 and 2,095.47 is: 3,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642.26 : 11,463.72 = 2,095.47 : x
  2. Step 2: Convert to fraction form
    7,642.26/11,463.72 = 2,095.47/x
  3. Step 3: Cross multiply
    7,642.26x = 11,463.72 × 2,095.47
  4. Step 4: Simplify right side
    7,642.26x = 24,021,881.35
  5. Step 5: Solve for x
    x = 24,021,881.35/7,642.26
  6. Step 6: Final answer
    x = 3,143.30

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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.