Home / 10,162.98-15,244.53-3,588.78

Finding the Fourth Proportional to 10,162.98, 15,244.53 and 3,588.78

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Solution

The fourth proportional to 10,162.98, 15,244.53 and 3,588.78 is: 5,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.98 : 15,244.53 = 3,588.78 : x
  2. Step 2: Convert to fraction form
    10,162.98/15,244.53 = 3,588.78/x
  3. Step 3: Cross multiply
    10,162.98x = 15,244.53 × 3,588.78
  4. Step 4: Simplify right side
    10,162.98x = 54,709,264.37
  5. Step 5: Solve for x
    x = 54,709,264.37/10,162.98
  6. Step 6: Final answer
    x = 5,383.19

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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.