Home / 3,609.53-5,407.91-2,508.74

Finding the Fourth Proportional to 3,609.53, 5,407.91 and 2,508.74

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Solution

The fourth proportional to 3,609.53, 5,407.91 and 2,508.74 is: 3,758.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.53 : 5,407.91 = 2,508.74 : x
  2. Step 2: Convert to fraction form
    3,609.53/5,407.91 = 2,508.74/x
  3. Step 3: Cross multiply
    3,609.53x = 5,407.91 × 2,508.74
  4. Step 4: Simplify right side
    3,609.53x = 13,567,000.55
  5. Step 5: Solve for x
    x = 13,567,000.55/3,609.53
  6. Step 6: Final answer
    x = 3,758.67

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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.