Home / 8,885.76-13,309.68-6,099.36

Finding the Fourth Proportional to 8,885.76, 13,309.68 and 6,099.36

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Solution

The fourth proportional to 8,885.76, 13,309.68 and 6,099.36 is: 9,136.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.76 : 13,309.68 = 6,099.36 : x
  2. Step 2: Convert to fraction form
    8,885.76/13,309.68 = 6,099.36/x
  3. Step 3: Cross multiply
    8,885.76x = 13,309.68 × 6,099.36
  4. Step 4: Simplify right side
    8,885.76x = 81,180,529.80
  5. Step 5: Solve for x
    x = 81,180,529.80/8,885.76
  6. Step 6: Final answer
    x = 9,136.03

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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.