Home / 4,338.95-6,511.01-3,986.04

Finding the Fourth Proportional to 4,338.95, 6,511.01 and 3,986.04

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Solution

The fourth proportional to 4,338.95, 6,511.01 and 3,986.04 is: 5,981.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.95 : 6,511.01 = 3,986.04 : x
  2. Step 2: Convert to fraction form
    4,338.95/6,511.01 = 3,986.04/x
  3. Step 3: Cross multiply
    4,338.95x = 6,511.01 × 3,986.04
  4. Step 4: Simplify right side
    4,338.95x = 25,953,113.75
  5. Step 5: Solve for x
    x = 25,953,113.75/4,338.95
  6. Step 6: Final answer
    x = 5,981.43

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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.