Home / 1,753.91-2,628.28-1,197.95

Finding the Fourth Proportional to 1,753.91, 2,628.28 and 1,197.95

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Solution

The fourth proportional to 1,753.91, 2,628.28 and 1,197.95 is: 1,795.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.91 : 2,628.28 = 1,197.95 : x
  2. Step 2: Convert to fraction form
    1,753.91/2,628.28 = 1,197.95/x
  3. Step 3: Cross multiply
    1,753.91x = 2,628.28 × 1,197.95
  4. Step 4: Simplify right side
    1,753.91x = 3,148,536.38
  5. Step 5: Solve for x
    x = 3,148,536.38/1,753.91
  6. Step 6: Final answer
    x = 1,795.15

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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.