Home / 6,935.36-9,570.88-3,951.12

Finding the Fourth Proportional to 6,935.36, 9,570.88 and 3,951.12

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Solution

The fourth proportional to 6,935.36, 9,570.88 and 3,951.12 is: 5,452.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.36 : 9,570.88 = 3,951.12 : x
  2. Step 2: Convert to fraction form
    6,935.36/9,570.88 = 3,951.12/x
  3. Step 3: Cross multiply
    6,935.36x = 9,570.88 × 3,951.12
  4. Step 4: Simplify right side
    6,935.36x = 37,815,695.39
  5. Step 5: Solve for x
    x = 37,815,695.39/6,935.36
  6. Step 6: Final answer
    x = 5,452.59

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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.