Home / 2,737.63-3,777.73-2,149.57

Finding the Fourth Proportional to 2,737.63, 3,777.73 and 2,149.57

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Solution

The fourth proportional to 2,737.63, 3,777.73 and 2,149.57 is: 2,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.63 : 3,777.73 = 2,149.57 : x
  2. Step 2: Convert to fraction form
    2,737.63/3,777.73 = 2,149.57/x
  3. Step 3: Cross multiply
    2,737.63x = 3,777.73 × 2,149.57
  4. Step 4: Simplify right side
    2,737.63x = 8,120,495.08
  5. Step 5: Solve for x
    x = 8,120,495.08/2,737.63
  6. Step 6: Final answer
    x = 2,966.25

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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.