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Finding the Fourth Proportional to 6,952.92, 9,595.44 and 3,969.69

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Solution

The fourth proportional to 6,952.92, 9,595.44 and 3,969.69 is: 5,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,952.92 : 9,595.44 = 3,969.69 : x
  2. Step 2: Convert to fraction form
    6,952.92/9,595.44 = 3,969.69/x
  3. Step 3: Cross multiply
    6,952.92x = 9,595.44 × 3,969.69
  4. Step 4: Simplify right side
    6,952.92x = 38,090,929.04
  5. Step 5: Solve for x
    x = 38,090,929.04/6,952.92
  6. Step 6: Final answer
    x = 5,478.41

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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.