Home / 3,500.16-5,245.62-1,648.74

Finding the Fourth Proportional to 3,500.16, 5,245.62 and 1,648.74

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Solution

The fourth proportional to 3,500.16, 5,245.62 and 1,648.74 is: 2,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.16 : 5,245.62 = 1,648.74 : x
  2. Step 2: Convert to fraction form
    3,500.16/5,245.62 = 1,648.74/x
  3. Step 3: Cross multiply
    3,500.16x = 5,245.62 × 1,648.74
  4. Step 4: Simplify right side
    3,500.16x = 8,648,663.52
  5. Step 5: Solve for x
    x = 8,648,663.52/3,500.16
  6. Step 6: Final answer
    x = 2,470.93

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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.