Home / 1,865.06-2,794.84-1,660.02

Finding the Fourth Proportional to 1,865.06, 2,794.84 and 1,660.02

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Solution

The fourth proportional to 1,865.06, 2,794.84 and 1,660.02 is: 2,487.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865.06 : 2,794.84 = 1,660.02 : x
  2. Step 2: Convert to fraction form
    1,865.06/2,794.84 = 1,660.02/x
  3. Step 3: Cross multiply
    1,865.06x = 2,794.84 × 1,660.02
  4. Step 4: Simplify right side
    1,865.06x = 4,639,490.30
  5. Step 5: Solve for x
    x = 4,639,490.30/1,865.06
  6. Step 6: Final answer
    x = 2,487.58

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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.