Home / 5,031.26-7,546.89-1,333.78

Finding the Fourth Proportional to 5,031.26, 7,546.89 and 1,333.78

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Solution

The fourth proportional to 5,031.26, 7,546.89 and 1,333.78 is: 2,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.26 : 7,546.89 = 1,333.78 : x
  2. Step 2: Convert to fraction form
    5,031.26/7,546.89 = 1,333.78/x
  3. Step 3: Cross multiply
    5,031.26x = 7,546.89 × 1,333.78
  4. Step 4: Simplify right side
    5,031.26x = 10,065,890.94
  5. Step 5: Solve for x
    x = 10,065,890.94/5,031.26
  6. Step 6: Final answer
    x = 2,000.67

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1.5x scale

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.