Home / 7,827.17-11,725.11-4,705.49

Finding the Fourth Proportional to 7,827.17, 11,725.11 and 4,705.49

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Solution

The fourth proportional to 7,827.17, 11,725.11 and 4,705.49 is: 7,048.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.17 : 11,725.11 = 4,705.49 : x
  2. Step 2: Convert to fraction form
    7,827.17/11,725.11 = 4,705.49/x
  3. Step 3: Cross multiply
    7,827.17x = 11,725.11 × 4,705.49
  4. Step 4: Simplify right side
    7,827.17x = 55,172,329.23
  5. Step 5: Solve for x
    x = 55,172,329.23/7,827.17
  6. Step 6: Final answer
    x = 7,048.83

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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.