Home / 1,722.95-2,376.26-1,059.56

Finding the Fourth Proportional to 1,722.95, 2,376.26 and 1,059.56

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Solution

The fourth proportional to 1,722.95, 2,376.26 and 1,059.56 is: 1,461.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.95 : 2,376.26 = 1,059.56 : x
  2. Step 2: Convert to fraction form
    1,722.95/2,376.26 = 1,059.56/x
  3. Step 3: Cross multiply
    1,722.95x = 2,376.26 × 1,059.56
  4. Step 4: Simplify right side
    1,722.95x = 2,517,790.05
  5. Step 5: Solve for x
    x = 2,517,790.05/1,722.95
  6. Step 6: Final answer
    x = 1,461.33

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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.