Home / 10,164.33-15,247.52-2,769.36

Finding the Fourth Proportional to 10,164.33, 15,247.52 and 2,769.36

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Solution

The fourth proportional to 10,164.33, 15,247.52 and 2,769.36 is: 4,154.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,164.33 : 15,247.52 = 2,769.36 : x
  2. Step 2: Convert to fraction form
    10,164.33/15,247.52 = 2,769.36/x
  3. Step 3: Cross multiply
    10,164.33x = 15,247.52 × 2,769.36
  4. Step 4: Simplify right side
    10,164.33x = 42,225,871.99
  5. Step 5: Solve for x
    x = 42,225,871.99/10,164.33
  6. Step 6: Final answer
    x = 4,154.32

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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.