Home / 8,801.84-12,136.56-5,610.87

Finding the Fourth Proportional to 8,801.84, 12,136.56 and 5,610.87

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Solution

The fourth proportional to 8,801.84, 12,136.56 and 5,610.87 is: 7,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.84 : 12,136.56 = 5,610.87 : x
  2. Step 2: Convert to fraction form
    8,801.84/12,136.56 = 5,610.87/x
  3. Step 3: Cross multiply
    8,801.84x = 12,136.56 × 5,610.87
  4. Step 4: Simplify right side
    8,801.84x = 68,096,660.41
  5. Step 5: Solve for x
    x = 68,096,660.41/8,801.84
  6. Step 6: Final answer
    x = 7,736.64

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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.