Home / 2,749.50-4,120.10-1,652.66

Finding the Fourth Proportional to 2,749.50, 4,120.10 and 1,652.66

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Solution

The fourth proportional to 2,749.50, 4,120.10 and 1,652.66 is: 2,476.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.50 : 4,120.10 = 1,652.66 : x
  2. Step 2: Convert to fraction form
    2,749.50/4,120.10 = 1,652.66/x
  3. Step 3: Cross multiply
    2,749.50x = 4,120.10 × 1,652.66
  4. Step 4: Simplify right side
    2,749.50x = 6,809,124.47
  5. Step 5: Solve for x
    x = 6,809,124.47/2,749.50
  6. Step 6: Final answer
    x = 2,476.50

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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.