Home / 2,358.39-3,532.20-1,126.67

Finding the Fourth Proportional to 2,358.39, 3,532.20 and 1,126.67

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Solution

The fourth proportional to 2,358.39, 3,532.20 and 1,126.67 is: 1,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.39 : 3,532.20 = 1,126.67 : x
  2. Step 2: Convert to fraction form
    2,358.39/3,532.20 = 1,126.67/x
  3. Step 3: Cross multiply
    2,358.39x = 3,532.20 × 1,126.67
  4. Step 4: Simplify right side
    2,358.39x = 3,979,623.77
  5. Step 5: Solve for x
    x = 3,979,623.77/2,358.39
  6. Step 6: Final answer
    x = 1,687.43

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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.