Home / 1,351.17-2,026.76-377.35

Finding the Fourth Proportional to 1,351.17, 2,026.76 and 377.35

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Solution

The fourth proportional to 1,351.17, 2,026.76 and 377.35 is: 566.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.17 : 2,026.76 = 377.35 : x
  2. Step 2: Convert to fraction form
    1,351.17/2,026.76 = 377.35/x
  3. Step 3: Cross multiply
    1,351.17x = 2,026.76 × 377.35
  4. Step 4: Simplify right side
    1,351.17x = 764,790.93
  5. Step 5: Solve for x
    x = 764,790.93/1,351.17
  6. Step 6: Final answer
    x = 566.02

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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.