Home / 2,737.28-3,777.48-1,618.32

Finding the Fourth Proportional to 2,737.28, 3,777.48 and 1,618.32

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Solution

The fourth proportional to 2,737.28, 3,777.48 and 1,618.32 is: 2,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.28 : 3,777.48 = 1,618.32 : x
  2. Step 2: Convert to fraction form
    2,737.28/3,777.48 = 1,618.32/x
  3. Step 3: Cross multiply
    2,737.28x = 3,777.48 × 1,618.32
  4. Step 4: Simplify right side
    2,737.28x = 6,113,171.43
  5. Step 5: Solve for x
    x = 6,113,171.43/2,737.28
  6. Step 6: Final answer
    x = 2,233.30

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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.