Home / 10,136.76-15,204.65-3,895.58

Finding the Fourth Proportional to 10,136.76, 15,204.65 and 3,895.58

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Solution

The fourth proportional to 10,136.76, 15,204.65 and 3,895.58 is: 5,843.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.76 : 15,204.65 = 3,895.58 : x
  2. Step 2: Convert to fraction form
    10,136.76/15,204.65 = 3,895.58/x
  3. Step 3: Cross multiply
    10,136.76x = 15,204.65 × 3,895.58
  4. Step 4: Simplify right side
    10,136.76x = 59,230,834.95
  5. Step 5: Solve for x
    x = 59,230,834.95/10,136.76
  6. Step 6: Final answer
    x = 5,843.17

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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.