Home / 2,835.69-4,251.66-1,355.13

Finding the Fourth Proportional to 2,835.69, 4,251.66 and 1,355.13

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Solution

The fourth proportional to 2,835.69, 4,251.66 and 1,355.13 is: 2,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.69 : 4,251.66 = 1,355.13 : x
  2. Step 2: Convert to fraction form
    2,835.69/4,251.66 = 1,355.13/x
  3. Step 3: Cross multiply
    2,835.69x = 4,251.66 × 1,355.13
  4. Step 4: Simplify right side
    2,835.69x = 5,761,552.02
  5. Step 5: Solve for x
    x = 5,761,552.02/2,835.69
  6. Step 6: Final answer
    x = 2,031.80

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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.