Home / 9,309.71-13,964.75-3,465.14

Finding the Fourth Proportional to 9,309.71, 13,964.75 and 3,465.14

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Solution

The fourth proportional to 9,309.71, 13,964.75 and 3,465.14 is: 5,197.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.71 : 13,964.75 = 3,465.14 : x
  2. Step 2: Convert to fraction form
    9,309.71/13,964.75 = 3,465.14/x
  3. Step 3: Cross multiply
    9,309.71x = 13,964.75 × 3,465.14
  4. Step 4: Simplify right side
    9,309.71x = 48,389,796.49
  5. Step 5: Solve for x
    x = 48,389,796.49/9,309.71
  6. Step 6: Final answer
    x = 5,197.78

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.