Home / 2,760.08-4,136.02-2,176.51

Finding the Fourth Proportional to 2,760.08, 4,136.02 and 2,176.51

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Solution

The fourth proportional to 2,760.08, 4,136.02 and 2,176.51 is: 3,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.08 : 4,136.02 = 2,176.51 : x
  2. Step 2: Convert to fraction form
    2,760.08/4,136.02 = 2,176.51/x
  3. Step 3: Cross multiply
    2,760.08x = 4,136.02 × 2,176.51
  4. Step 4: Simplify right side
    2,760.08x = 9,002,088.89
  5. Step 5: Solve for x
    x = 9,002,088.89/2,760.08
  6. Step 6: Final answer
    x = 3,261.53

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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.