Home / 6,772.54-10,158.16-2,091.30

Finding the Fourth Proportional to 6,772.54, 10,158.16 and 2,091.30

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Solution

The fourth proportional to 6,772.54, 10,158.16 and 2,091.30 is: 3,136.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.54 : 10,158.16 = 2,091.30 : x
  2. Step 2: Convert to fraction form
    6,772.54/10,158.16 = 2,091.30/x
  3. Step 3: Cross multiply
    6,772.54x = 10,158.16 × 2,091.30
  4. Step 4: Simplify right side
    6,772.54x = 21,243,760.01
  5. Step 5: Solve for x
    x = 21,243,760.01/6,772.54
  6. Step 6: Final answer
    x = 3,136.75

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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.