Home / 4,649.05-6,960.39-4,211.11

Finding the Fourth Proportional to 4,649.05, 6,960.39 and 4,211.11

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Solution

The fourth proportional to 4,649.05, 6,960.39 and 4,211.11 is: 6,304.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649.05 : 6,960.39 = 4,211.11 : x
  2. Step 2: Convert to fraction form
    4,649.05/6,960.39 = 4,211.11/x
  3. Step 3: Cross multiply
    4,649.05x = 6,960.39 × 4,211.11
  4. Step 4: Simplify right side
    4,649.05x = 29,310,967.93
  5. Step 5: Solve for x
    x = 29,310,967.93/4,649.05
  6. Step 6: Final answer
    x = 6,304.72

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1.5x scale

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.