Home / 7,876.46-11,822.93-3,497.02

Finding the Fourth Proportional to 7,876.46, 11,822.93 and 3,497.02

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Solution

The fourth proportional to 7,876.46, 11,822.93 and 3,497.02 is: 5,249.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876.46 : 11,822.93 = 3,497.02 : x
  2. Step 2: Convert to fraction form
    7,876.46/11,822.93 = 3,497.02/x
  3. Step 3: Cross multiply
    7,876.46x = 11,822.93 × 3,497.02
  4. Step 4: Simplify right side
    7,876.46x = 41,345,022.67
  5. Step 5: Solve for x
    x = 41,345,022.67/7,876.46
  6. Step 6: Final answer
    x = 5,249.19

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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.