Home / 7,667.40-10,582.13-4,310.49

Finding the Fourth Proportional to 7,667.40, 10,582.13 and 4,310.49

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Solution

The fourth proportional to 7,667.40, 10,582.13 and 4,310.49 is: 5,949.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.40 : 10,582.13 = 4,310.49 : x
  2. Step 2: Convert to fraction form
    7,667.40/10,582.13 = 4,310.49/x
  3. Step 3: Cross multiply
    7,667.40x = 10,582.13 × 4,310.49
  4. Step 4: Simplify right side
    7,667.40x = 45,614,176.32
  5. Step 5: Solve for x
    x = 45,614,176.32/7,667.40
  6. Step 6: Final answer
    x = 5,949.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.