Home / 3,301.99-4,953.61-1,327.78

Finding the Fourth Proportional to 3,301.99, 4,953.61 and 1,327.78

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Solution

The fourth proportional to 3,301.99, 4,953.61 and 1,327.78 is: 1,991.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.99 : 4,953.61 = 1,327.78 : x
  2. Step 2: Convert to fraction form
    3,301.99/4,953.61 = 1,327.78/x
  3. Step 3: Cross multiply
    3,301.99x = 4,953.61 × 1,327.78
  4. Step 4: Simplify right side
    3,301.99x = 6,577,304.29
  5. Step 5: Solve for x
    x = 6,577,304.29/3,301.99
  6. Step 6: Final answer
    x = 1,991.92

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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.