Home / 8,136.54-11,228.40-4,599.72

Finding the Fourth Proportional to 8,136.54, 11,228.40 and 4,599.72

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Solution

The fourth proportional to 8,136.54, 11,228.40 and 4,599.72 is: 6,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136.54 : 11,228.40 = 4,599.72 : x
  2. Step 2: Convert to fraction form
    8,136.54/11,228.40 = 4,599.72/x
  3. Step 3: Cross multiply
    8,136.54x = 11,228.40 × 4,599.72
  4. Step 4: Simplify right side
    8,136.54x = 51,647,496.05
  5. Step 5: Solve for x
    x = 51,647,496.05/8,136.54
  6. Step 6: Final answer
    x = 6,347.60

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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.