Home / 6,964.02-9,609.75-3,979.26

Finding the Fourth Proportional to 6,964.02, 9,609.75 and 3,979.26

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Solution

The fourth proportional to 6,964.02, 9,609.75 and 3,979.26 is: 5,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,964.02 : 9,609.75 = 3,979.26 : x
  2. Step 2: Convert to fraction form
    6,964.02/9,609.75 = 3,979.26/x
  3. Step 3: Cross multiply
    6,964.02x = 9,609.75 × 3,979.26
  4. Step 4: Simplify right side
    6,964.02x = 38,239,693.79
  5. Step 5: Solve for x
    x = 38,239,693.79/6,964.02
  6. Step 6: Final answer
    x = 5,491.04

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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.