Home / 2,038.70-3,052.26-1,343.28

Finding the Fourth Proportional to 2,038.70, 3,052.26 and 1,343.28

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Solution

The fourth proportional to 2,038.70, 3,052.26 and 1,343.28 is: 2,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.70 : 3,052.26 = 1,343.28 : x
  2. Step 2: Convert to fraction form
    2,038.70/3,052.26 = 1,343.28/x
  3. Step 3: Cross multiply
    2,038.70x = 3,052.26 × 1,343.28
  4. Step 4: Simplify right side
    2,038.70x = 4,100,039.81
  5. Step 5: Solve for x
    x = 4,100,039.81/2,038.70
  6. Step 6: Final answer
    x = 2,011.11

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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.