Home / 10,164.59-15,244.40-2,769.09

Finding the Fourth Proportional to 10,164.59, 15,244.40 and 2,769.09

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Solution

The fourth proportional to 10,164.59, 15,244.40 and 2,769.09 is: 4,152.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,164.59 : 15,244.40 = 2,769.09 : x
  2. Step 2: Convert to fraction form
    10,164.59/15,244.40 = 2,769.09/x
  3. Step 3: Cross multiply
    10,164.59x = 15,244.40 × 2,769.09
  4. Step 4: Simplify right side
    10,164.59x = 42,213,065.35
  5. Step 5: Solve for x
    x = 42,213,065.35/10,164.59
  6. Step 6: Final answer
    x = 4,152.95

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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.