Home / 4,140.64-6,211.96-2,061.62

Finding the Fourth Proportional to 4,140.64, 6,211.96 and 2,061.62

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Solution

The fourth proportional to 4,140.64, 6,211.96 and 2,061.62 is: 3,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.64 : 6,211.96 = 2,061.62 : x
  2. Step 2: Convert to fraction form
    4,140.64/6,211.96 = 2,061.62/x
  3. Step 3: Cross multiply
    4,140.64x = 6,211.96 × 2,061.62
  4. Step 4: Simplify right side
    4,140.64x = 12,806,700.98
  5. Step 5: Solve for x
    x = 12,806,700.98/4,140.64
  6. Step 6: Final answer
    x = 3,092.93

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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.