Home / 3,760.02-5,636.08-3,320.80

Finding the Fourth Proportional to 3,760.02, 5,636.08 and 3,320.80

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Solution

The fourth proportional to 3,760.02, 5,636.08 and 3,320.80 is: 4,977.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.02 : 5,636.08 = 3,320.80 : x
  2. Step 2: Convert to fraction form
    3,760.02/5,636.08 = 3,320.80/x
  3. Step 3: Cross multiply
    3,760.02x = 5,636.08 × 3,320.80
  4. Step 4: Simplify right side
    3,760.02x = 18,716,284.52
  5. Step 5: Solve for x
    x = 18,716,284.52/3,760.02
  6. Step 6: Final answer
    x = 4,977.71

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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.