Home / 2,583.72-3,868.98-1,660.32

Finding the Fourth Proportional to 2,583.72, 3,868.98 and 1,660.32

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Solution

The fourth proportional to 2,583.72, 3,868.98 and 1,660.32 is: 2,486.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583.72 : 3,868.98 = 1,660.32 : x
  2. Step 2: Convert to fraction form
    2,583.72/3,868.98 = 1,660.32/x
  3. Step 3: Cross multiply
    2,583.72x = 3,868.98 × 1,660.32
  4. Step 4: Simplify right side
    2,583.72x = 6,423,744.87
  5. Step 5: Solve for x
    x = 6,423,744.87/2,583.72
  6. Step 6: Final answer
    x = 2,486.24

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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.