Home / 2,747.08-4,120.68-1,652.36

Finding the Fourth Proportional to 2,747.08, 4,120.68 and 1,652.36

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Solution

The fourth proportional to 2,747.08, 4,120.68 and 1,652.36 is: 2,478.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.08 : 4,120.68 = 1,652.36 : x
  2. Step 2: Convert to fraction form
    2,747.08/4,120.68 = 1,652.36/x
  3. Step 3: Cross multiply
    2,747.08x = 4,120.68 × 1,652.36
  4. Step 4: Simplify right side
    2,747.08x = 6,808,846.80
  5. Step 5: Solve for x
    x = 6,808,846.80/2,747.08
  6. Step 6: Final answer
    x = 2,478.58

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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.