Home / 2,038.13-3,053.23-1,342.70

Finding the Fourth Proportional to 2,038.13, 3,053.23 and 1,342.70

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Solution

The fourth proportional to 2,038.13, 3,053.23 and 1,342.70 is: 2,011.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.13 : 3,053.23 = 1,342.70 : x
  2. Step 2: Convert to fraction form
    2,038.13/3,053.23 = 1,342.70/x
  3. Step 3: Cross multiply
    2,038.13x = 3,053.23 × 1,342.70
  4. Step 4: Simplify right side
    2,038.13x = 4,099,571.92
  5. Step 5: Solve for x
    x = 4,099,571.92/2,038.13
  6. Step 6: Final answer
    x = 2,011.44

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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.