Home / 3,767.51-5,652.37-1,687.05

Finding the Fourth Proportional to 3,767.51, 5,652.37 and 1,687.05

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Solution

The fourth proportional to 3,767.51, 5,652.37 and 1,687.05 is: 2,531.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.51 : 5,652.37 = 1,687.05 : x
  2. Step 2: Convert to fraction form
    3,767.51/5,652.37 = 1,687.05/x
  3. Step 3: Cross multiply
    3,767.51x = 5,652.37 × 1,687.05
  4. Step 4: Simplify right side
    3,767.51x = 9,535,846.44
  5. Step 5: Solve for x
    x = 9,535,846.44/3,767.51
  6. Step 6: Final answer
    x = 2,531.07

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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.