Home / 10,340.45-15,501.05-3,765.14

Finding the Fourth Proportional to 10,340.45, 15,501.05 and 3,765.14

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Solution

The fourth proportional to 10,340.45, 15,501.05 and 3,765.14 is: 5,644.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.45 : 15,501.05 = 3,765.14 : x
  2. Step 2: Convert to fraction form
    10,340.45/15,501.05 = 3,765.14/x
  3. Step 3: Cross multiply
    10,340.45x = 15,501.05 × 3,765.14
  4. Step 4: Simplify right side
    10,340.45x = 58,363,623.40
  5. Step 5: Solve for x
    x = 58,363,623.40/10,340.45
  6. Step 6: Final answer
    x = 5,644.21

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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.