Home / 3,964.14-5,938.47-1,881.18

Finding the Fourth Proportional to 3,964.14, 5,938.47 and 1,881.18

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Solution

The fourth proportional to 3,964.14, 5,938.47 and 1,881.18 is: 2,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.14 : 5,938.47 = 1,881.18 : x
  2. Step 2: Convert to fraction form
    3,964.14/5,938.47 = 1,881.18/x
  3. Step 3: Cross multiply
    3,964.14x = 5,938.47 × 1,881.18
  4. Step 4: Simplify right side
    3,964.14x = 11,171,330.99
  5. Step 5: Solve for x
    x = 11,171,330.99/3,964.14
  6. Step 6: Final answer
    x = 2,818.10

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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.