Home / 1,845.11-2,548.68-1,367.53

Finding the Fourth Proportional to 1,845.11, 2,548.68 and 1,367.53

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Solution

The fourth proportional to 1,845.11, 2,548.68 and 1,367.53 is: 1,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.11 : 2,548.68 = 1,367.53 : x
  2. Step 2: Convert to fraction form
    1,845.11/2,548.68 = 1,367.53/x
  3. Step 3: Cross multiply
    1,845.11x = 2,548.68 × 1,367.53
  4. Step 4: Simplify right side
    1,845.11x = 3,485,396.36
  5. Step 5: Solve for x
    x = 3,485,396.36/1,845.11
  6. Step 6: Final answer
    x = 1,888.99

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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.