Home / 8,136.89-11,226.89-4,600.02

Finding the Fourth Proportional to 8,136.89, 11,226.89 and 4,600.02

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Solution

The fourth proportional to 8,136.89, 11,226.89 and 4,600.02 is: 6,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136.89 : 11,226.89 = 4,600.02 : x
  2. Step 2: Convert to fraction form
    8,136.89/11,226.89 = 4,600.02/x
  3. Step 3: Cross multiply
    8,136.89x = 11,226.89 × 4,600.02
  4. Step 4: Simplify right side
    8,136.89x = 51,643,895.54
  5. Step 5: Solve for x
    x = 51,643,895.54/8,136.89
  6. Step 6: Final answer
    x = 6,346.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.