Home / 5,538.52-8,311.19-3,203.13

Finding the Fourth Proportional to 5,538.52, 8,311.19 and 3,203.13

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Solution

The fourth proportional to 5,538.52, 8,311.19 and 3,203.13 is: 4,806.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.52 : 8,311.19 = 3,203.13 : x
  2. Step 2: Convert to fraction form
    5,538.52/8,311.19 = 3,203.13/x
  3. Step 3: Cross multiply
    5,538.52x = 8,311.19 × 3,203.13
  4. Step 4: Simplify right side
    5,538.52x = 26,621,822.02
  5. Step 5: Solve for x
    x = 26,621,822.02/5,538.52
  6. Step 6: Final answer
    x = 4,806.67

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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.