Home / 3,687.11-5,088.07-2,008.53

Finding the Fourth Proportional to 3,687.11, 5,088.07 and 2,008.53

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Solution

The fourth proportional to 3,687.11, 5,088.07 and 2,008.53 is: 2,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.11 : 5,088.07 = 2,008.53 : x
  2. Step 2: Convert to fraction form
    3,687.11/5,088.07 = 2,008.53/x
  3. Step 3: Cross multiply
    3,687.11x = 5,088.07 × 2,008.53
  4. Step 4: Simplify right side
    3,687.11x = 10,219,532.45
  5. Step 5: Solve for x
    x = 10,219,532.45/3,687.11
  6. Step 6: Final answer
    x = 2,771.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.