Home / 6,986.38-10,474.54-2,303.78

Finding the Fourth Proportional to 6,986.38, 10,474.54 and 2,303.78

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Solution

The fourth proportional to 6,986.38, 10,474.54 and 2,303.78 is: 3,454.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986.38 : 10,474.54 = 2,303.78 : x
  2. Step 2: Convert to fraction form
    6,986.38/10,474.54 = 2,303.78/x
  3. Step 3: Cross multiply
    6,986.38x = 10,474.54 × 2,303.78
  4. Step 4: Simplify right side
    6,986.38x = 24,131,035.76
  5. Step 5: Solve for x
    x = 24,131,035.76/6,986.38
  6. Step 6: Final answer
    x = 3,454.01

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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.