Home / 3,502.80-5,243.40-2,037.60

Finding the Fourth Proportional to 3,502.80, 5,243.40 and 2,037.60

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Solution

The fourth proportional to 3,502.80, 5,243.40 and 2,037.60 is: 3,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502.80 : 5,243.40 = 2,037.60 : x
  2. Step 2: Convert to fraction form
    3,502.80/5,243.40 = 2,037.60/x
  3. Step 3: Cross multiply
    3,502.80x = 5,243.40 × 2,037.60
  4. Step 4: Simplify right side
    3,502.80x = 10,683,951.84
  5. Step 5: Solve for x
    x = 10,683,951.84/3,502.80
  6. Step 6: Final answer
    x = 3,050.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.