Home / 6,935.20-9,570.58-3,791.39

Finding the Fourth Proportional to 6,935.20, 9,570.58 and 3,791.39

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Solution

The fourth proportional to 6,935.20, 9,570.58 and 3,791.39 is: 5,232.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.20 : 9,570.58 = 3,791.39 : x
  2. Step 2: Convert to fraction form
    6,935.20/9,570.58 = 3,791.39/x
  3. Step 3: Cross multiply
    6,935.20x = 9,570.58 × 3,791.39
  4. Step 4: Simplify right side
    6,935.20x = 36,285,808.47
  5. Step 5: Solve for x
    x = 36,285,808.47/6,935.20
  6. Step 6: Final answer
    x = 5,232.12

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1.5x scale

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.