Home / 2,731.36-3,767.84-1,847.46

Finding the Fourth Proportional to 2,731.36, 3,767.84 and 1,847.46

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Solution

The fourth proportional to 2,731.36, 3,767.84 and 1,847.46 is: 2,548.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.36 : 3,767.84 = 1,847.46 : x
  2. Step 2: Convert to fraction form
    2,731.36/3,767.84 = 1,847.46/x
  3. Step 3: Cross multiply
    2,731.36x = 3,767.84 × 1,847.46
  4. Step 4: Simplify right side
    2,731.36x = 6,960,933.69
  5. Step 5: Solve for x
    x = 6,960,933.69/2,731.36
  6. Step 6: Final answer
    x = 2,548.52

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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.