Home / 6,938.60-10,411.97-2,559.11

Finding the Fourth Proportional to 6,938.60, 10,411.97 and 2,559.11

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Solution

The fourth proportional to 6,938.60, 10,411.97 and 2,559.11 is: 3,840.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.60 : 10,411.97 = 2,559.11 : x
  2. Step 2: Convert to fraction form
    6,938.60/10,411.97 = 2,559.11/x
  3. Step 3: Cross multiply
    6,938.60x = 10,411.97 × 2,559.11
  4. Step 4: Simplify right side
    6,938.60x = 26,645,311.69
  5. Step 5: Solve for x
    x = 26,645,311.69/6,938.60
  6. Step 6: Final answer
    x = 3,840.16

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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.