Home / 10,153.36-15,231.84-3,583.36

Finding the Fourth Proportional to 10,153.36, 15,231.84 and 3,583.36

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Solution

The fourth proportional to 10,153.36, 15,231.84 and 3,583.36 is: 5,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.36 : 15,231.84 = 3,583.36 : x
  2. Step 2: Convert to fraction form
    10,153.36/15,231.84 = 3,583.36/x
  3. Step 3: Cross multiply
    10,153.36x = 15,231.84 × 3,583.36
  4. Step 4: Simplify right side
    10,153.36x = 54,581,166.18
  5. Step 5: Solve for x
    x = 54,581,166.18/10,153.36
  6. Step 6: Final answer
    x = 5,375.68

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1.5x scale

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.