Home / 1,788.30-2,468.52-1,601.46

Finding the Fourth Proportional to 1,788.30, 2,468.52 and 1,601.46

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Solution

The fourth proportional to 1,788.30, 2,468.52 and 1,601.46 is: 2,210.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.30 : 2,468.52 = 1,601.46 : x
  2. Step 2: Convert to fraction form
    1,788.30/2,468.52 = 1,601.46/x
  3. Step 3: Cross multiply
    1,788.30x = 2,468.52 × 1,601.46
  4. Step 4: Simplify right side
    1,788.30x = 3,953,236.04
  5. Step 5: Solve for x
    x = 3,953,236.04/1,788.30
  6. Step 6: Final answer
    x = 2,210.61

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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.