Home / 6,966.79-9,613.26-3,982.81

Finding the Fourth Proportional to 6,966.79, 9,613.26 and 3,982.81

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Solution

The fourth proportional to 6,966.79, 9,613.26 and 3,982.81 is: 5,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.79 : 9,613.26 = 3,982.81 : x
  2. Step 2: Convert to fraction form
    6,966.79/9,613.26 = 3,982.81/x
  3. Step 3: Cross multiply
    6,966.79x = 9,613.26 × 3,982.81
  4. Step 4: Simplify right side
    6,966.79x = 38,287,788.06
  5. Step 5: Solve for x
    x = 38,287,788.06/6,966.79
  6. Step 6: Final answer
    x = 5,495.76

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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.