Home / 2,737.80-3,779.19-2,076.23

Finding the Fourth Proportional to 2,737.80, 3,779.19 and 2,076.23

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Solution

The fourth proportional to 2,737.80, 3,779.19 and 2,076.23 is: 2,865.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.80 : 3,779.19 = 2,076.23 : x
  2. Step 2: Convert to fraction form
    2,737.80/3,779.19 = 2,076.23/x
  3. Step 3: Cross multiply
    2,737.80x = 3,779.19 × 2,076.23
  4. Step 4: Simplify right side
    2,737.80x = 7,846,477.10
  5. Step 5: Solve for x
    x = 7,846,477.10/2,737.80
  6. Step 6: Final answer
    x = 2,865.98

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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.