Home / 6,901.78-9,524.58-3,758.02

Finding the Fourth Proportional to 6,901.78, 9,524.58 and 3,758.02

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Solution

The fourth proportional to 6,901.78, 9,524.58 and 3,758.02 is: 5,186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.78 : 9,524.58 = 3,758.02 : x
  2. Step 2: Convert to fraction form
    6,901.78/9,524.58 = 3,758.02/x
  3. Step 3: Cross multiply
    6,901.78x = 9,524.58 × 3,758.02
  4. Step 4: Simplify right side
    6,901.78x = 35,793,562.13
  5. Step 5: Solve for x
    x = 35,793,562.13/6,901.78
  6. Step 6: Final answer
    x = 5,186.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.