Home / 2,384.19-3,572.33-1,687.41

Finding the Fourth Proportional to 2,384.19, 3,572.33 and 1,687.41

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Solution

The fourth proportional to 2,384.19, 3,572.33 and 1,687.41 is: 2,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.19 : 3,572.33 = 1,687.41 : x
  2. Step 2: Convert to fraction form
    2,384.19/3,572.33 = 1,687.41/x
  3. Step 3: Cross multiply
    2,384.19x = 3,572.33 × 1,687.41
  4. Step 4: Simplify right side
    2,384.19x = 6,027,976.93
  5. Step 5: Solve for x
    x = 6,027,976.93/2,384.19
  6. Step 6: Final answer
    x = 2,528.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.