Home / 10,560.36-15,840.66-2,769.96

Finding the Fourth Proportional to 10,560.36, 15,840.66 and 2,769.96

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Solution

The fourth proportional to 10,560.36, 15,840.66 and 2,769.96 is: 4,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,560.36 : 15,840.66 = 2,769.96 : x
  2. Step 2: Convert to fraction form
    10,560.36/15,840.66 = 2,769.96/x
  3. Step 3: Cross multiply
    10,560.36x = 15,840.66 × 2,769.96
  4. Step 4: Simplify right side
    10,560.36x = 43,877,994.57
  5. Step 5: Solve for x
    x = 43,877,994.57/10,560.36
  6. Step 6: Final answer
    x = 4,154.97

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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.