Home / 1,959.17-2,703.68-1,074.95

Finding the Fourth Proportional to 1,959.17, 2,703.68 and 1,074.95

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Solution

The fourth proportional to 1,959.17, 2,703.68 and 1,074.95 is: 1,483.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.17 : 2,703.68 = 1,074.95 : x
  2. Step 2: Convert to fraction form
    1,959.17/2,703.68 = 1,074.95/x
  3. Step 3: Cross multiply
    1,959.17x = 2,703.68 × 1,074.95
  4. Step 4: Simplify right side
    1,959.17x = 2,906,315.44
  5. Step 5: Solve for x
    x = 2,906,315.44/1,959.17
  6. Step 6: Final answer
    x = 1,483.45

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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.