Home / 1,846.42-2,769.26-547.60

Finding the Fourth Proportional to 1,846.42, 2,769.26 and 547.60

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Solution

The fourth proportional to 1,846.42, 2,769.26 and 547.60 is: 821.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.42 : 2,769.26 = 547.60 : x
  2. Step 2: Convert to fraction form
    1,846.42/2,769.26 = 547.60/x
  3. Step 3: Cross multiply
    1,846.42x = 2,769.26 × 547.60
  4. Step 4: Simplify right side
    1,846.42x = 1,516,446.78
  5. Step 5: Solve for x
    x = 1,516,446.78/1,846.42
  6. Step 6: Final answer
    x = 821.29

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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.