Home / 10,331.12-15,495.06-3,756.35

Finding the Fourth Proportional to 10,331.12, 15,495.06 and 3,756.35

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Solution

The fourth proportional to 10,331.12, 15,495.06 and 3,756.35 is: 5,633.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.12 : 15,495.06 = 3,756.35 : x
  2. Step 2: Convert to fraction form
    10,331.12/15,495.06 = 3,756.35/x
  3. Step 3: Cross multiply
    10,331.12x = 15,495.06 × 3,756.35
  4. Step 4: Simplify right side
    10,331.12x = 58,204,868.63
  5. Step 5: Solve for x
    x = 58,204,868.63/10,331.12
  6. Step 6: Final answer
    x = 5,633.94

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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.