Home / 11,613.84-17,420.49-2,848.71

Finding the Fourth Proportional to 11,613.84, 17,420.49 and 2,848.71

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Solution

The fourth proportional to 11,613.84, 17,420.49 and 2,848.71 is: 4,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.84 : 17,420.49 = 2,848.71 : x
  2. Step 2: Convert to fraction form
    11,613.84/17,420.49 = 2,848.71/x
  3. Step 3: Cross multiply
    11,613.84x = 17,420.49 × 2,848.71
  4. Step 4: Simplify right side
    11,613.84x = 49,625,924.07
  5. Step 5: Solve for x
    x = 49,625,924.07/11,613.84
  6. Step 6: Final answer
    x = 4,273.00

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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.