Home / 5,347.32-8,021.38-1,451.67

Finding the Fourth Proportional to 5,347.32, 8,021.38 and 1,451.67

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Solution

The fourth proportional to 5,347.32, 8,021.38 and 1,451.67 is: 2,177.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.32 : 8,021.38 = 1,451.67 : x
  2. Step 2: Convert to fraction form
    5,347.32/8,021.38 = 1,451.67/x
  3. Step 3: Cross multiply
    5,347.32x = 8,021.38 × 1,451.67
  4. Step 4: Simplify right side
    5,347.32x = 11,644,396.70
  5. Step 5: Solve for x
    x = 11,644,396.70/5,347.32
  6. Step 6: Final answer
    x = 2,177.61

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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.