Home / 2,737.32-3,777.90-1,558.68

Finding the Fourth Proportional to 2,737.32, 3,777.90 and 1,558.68

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Solution

The fourth proportional to 2,737.32, 3,777.90 and 1,558.68 is: 2,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.32 : 3,777.90 = 1,558.68 : x
  2. Step 2: Convert to fraction form
    2,737.32/3,777.90 = 1,558.68/x
  3. Step 3: Cross multiply
    2,737.32x = 3,777.90 × 1,558.68
  4. Step 4: Simplify right side
    2,737.32x = 5,888,537.17
  5. Step 5: Solve for x
    x = 5,888,537.17/2,737.32
  6. Step 6: Final answer
    x = 2,151.21

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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.