Home / 4,327.47-6,491.97-2,136.20

Finding the Fourth Proportional to 4,327.47, 6,491.97 and 2,136.20

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Solution

The fourth proportional to 4,327.47, 6,491.97 and 2,136.20 is: 3,204.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327.47 : 6,491.97 = 2,136.20 : x
  2. Step 2: Convert to fraction form
    4,327.47/6,491.97 = 2,136.20/x
  3. Step 3: Cross multiply
    4,327.47x = 6,491.97 × 2,136.20
  4. Step 4: Simplify right side
    4,327.47x = 13,868,113.85
  5. Step 5: Solve for x
    x = 13,868,113.85/4,327.47
  6. Step 6: Final answer
    x = 3,204.67

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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.