Home / 2,737.07-3,777.13-1,558.20

Finding the Fourth Proportional to 2,737.07, 3,777.13 and 1,558.20

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Solution

The fourth proportional to 2,737.07, 3,777.13 and 1,558.20 is: 2,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.07 : 3,777.13 = 1,558.20 : x
  2. Step 2: Convert to fraction form
    2,737.07/3,777.13 = 1,558.20/x
  3. Step 3: Cross multiply
    2,737.07x = 3,777.13 × 1,558.20
  4. Step 4: Simplify right side
    2,737.07x = 5,885,523.97
  5. Step 5: Solve for x
    x = 5,885,523.97/2,737.07
  6. Step 6: Final answer
    x = 2,150.30

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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.