Home / 1,722.83-2,376.73-1,323.77

Finding the Fourth Proportional to 1,722.83, 2,376.73 and 1,323.77

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Solution

The fourth proportional to 1,722.83, 2,376.73 and 1,323.77 is: 1,826.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.83 : 2,376.73 = 1,323.77 : x
  2. Step 2: Convert to fraction form
    1,722.83/2,376.73 = 1,323.77/x
  3. Step 3: Cross multiply
    1,722.83x = 2,376.73 × 1,323.77
  4. Step 4: Simplify right side
    1,722.83x = 3,146,246.50
  5. Step 5: Solve for x
    x = 3,146,246.50/1,722.83
  6. Step 6: Final answer
    x = 1,826.21

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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.