Home / 6,970.25-9,618.83-3,826.42

Finding the Fourth Proportional to 6,970.25, 9,618.83 and 3,826.42

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Solution

The fourth proportional to 6,970.25, 9,618.83 and 3,826.42 is: 5,280.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.25 : 9,618.83 = 3,826.42 : x
  2. Step 2: Convert to fraction form
    6,970.25/9,618.83 = 3,826.42/x
  3. Step 3: Cross multiply
    6,970.25x = 9,618.83 × 3,826.42
  4. Step 4: Simplify right side
    6,970.25x = 36,805,654.66
  5. Step 5: Solve for x
    x = 36,805,654.66/6,970.25
  6. Step 6: Final answer
    x = 5,280.39

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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.