Home / 1,351.02-2,026.49-377.12

Finding the Fourth Proportional to 1,351.02, 2,026.49 and 377.12

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Solution

The fourth proportional to 1,351.02, 2,026.49 and 377.12 is: 565.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.02 : 2,026.49 = 377.12 : x
  2. Step 2: Convert to fraction form
    1,351.02/2,026.49 = 377.12/x
  3. Step 3: Cross multiply
    1,351.02x = 2,026.49 × 377.12
  4. Step 4: Simplify right side
    1,351.02x = 764,236.27
  5. Step 5: Solve for x
    x = 764,236.27/1,351.02
  6. Step 6: Final answer
    x = 565.67

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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.