Home / 10,711.85-16,064.66-4,136.54

Finding the Fourth Proportional to 10,711.85, 16,064.66 and 4,136.54

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Solution

The fourth proportional to 10,711.85, 16,064.66 and 4,136.54 is: 6,203.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,711.85 : 16,064.66 = 4,136.54 : x
  2. Step 2: Convert to fraction form
    10,711.85/16,064.66 = 4,136.54/x
  3. Step 3: Cross multiply
    10,711.85x = 16,064.66 × 4,136.54
  4. Step 4: Simplify right side
    10,711.85x = 66,452,038.69
  5. Step 5: Solve for x
    x = 66,452,038.69/10,711.85
  6. Step 6: Final answer
    x = 6,203.60

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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.