Home / 1,351.15-2,026.50-377.03

Finding the Fourth Proportional to 1,351.15, 2,026.50 and 377.03

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Solution

The fourth proportional to 1,351.15, 2,026.50 and 377.03 is: 565.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.15 : 2,026.50 = 377.03 : x
  2. Step 2: Convert to fraction form
    1,351.15/2,026.50 = 377.03/x
  3. Step 3: Cross multiply
    1,351.15x = 2,026.50 × 377.03
  4. Step 4: Simplify right side
    1,351.15x = 764,039.28
  5. Step 5: Solve for x
    x = 764,039.28/1,351.15
  6. Step 6: Final answer
    x = 565.47

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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.