Home / 3,351.70-5,026.34-1,130.05

Finding the Fourth Proportional to 3,351.70, 5,026.34 and 1,130.05

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Solution

The fourth proportional to 3,351.70, 5,026.34 and 1,130.05 is: 1,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.70 : 5,026.34 = 1,130.05 : x
  2. Step 2: Convert to fraction form
    3,351.70/5,026.34 = 1,130.05/x
  3. Step 3: Cross multiply
    3,351.70x = 5,026.34 × 1,130.05
  4. Step 4: Simplify right side
    3,351.70x = 5,680,015.52
  5. Step 5: Solve for x
    x = 5,680,015.52/3,351.70
  6. Step 6: Final answer
    x = 1,694.67

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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.