Home / 1,465.94-2,197.68-1,142.74

Finding the Fourth Proportional to 1,465.94, 2,197.68 and 1,142.74

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Solution

The fourth proportional to 1,465.94, 2,197.68 and 1,142.74 is: 1,713.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.94 : 2,197.68 = 1,142.74 : x
  2. Step 2: Convert to fraction form
    1,465.94/2,197.68 = 1,142.74/x
  3. Step 3: Cross multiply
    1,465.94x = 2,197.68 × 1,142.74
  4. Step 4: Simplify right side
    1,465.94x = 2,511,376.84
  5. Step 5: Solve for x
    x = 2,511,376.84/1,465.94
  6. Step 6: Final answer
    x = 1,713.15

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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.