Home / 1,943.95-2,682.69-1,059.79

Finding the Fourth Proportional to 1,943.95, 2,682.69 and 1,059.79

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Solution

The fourth proportional to 1,943.95, 2,682.69 and 1,059.79 is: 1,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.95 : 2,682.69 = 1,059.79 : x
  2. Step 2: Convert to fraction form
    1,943.95/2,682.69 = 1,059.79/x
  3. Step 3: Cross multiply
    1,943.95x = 2,682.69 × 1,059.79
  4. Step 4: Simplify right side
    1,943.95x = 2,843,088.04
  5. Step 5: Solve for x
    x = 2,843,088.04/1,943.95
  6. Step 6: Final answer
    x = 1,462.53

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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.