Home / 5,792.80-8,685.96-1,896.88

Finding the Fourth Proportional to 5,792.80, 8,685.96 and 1,896.88

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Solution

The fourth proportional to 5,792.80, 8,685.96 and 1,896.88 is: 2,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.80 : 8,685.96 = 1,896.88 : x
  2. Step 2: Convert to fraction form
    5,792.80/8,685.96 = 1,896.88/x
  3. Step 3: Cross multiply
    5,792.80x = 8,685.96 × 1,896.88
  4. Step 4: Simplify right side
    5,792.80x = 16,476,223.80
  5. Step 5: Solve for x
    x = 16,476,223.80/5,792.80
  6. Step 6: Final answer
    x = 2,844.26

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1.5x scale

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.