Home / 2,649.16-3,973.75-800.27

Finding the Fourth Proportional to 2,649.16, 3,973.75 and 800.27

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Solution

The fourth proportional to 2,649.16, 3,973.75 and 800.27 is: 1,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.16 : 3,973.75 = 800.27 : x
  2. Step 2: Convert to fraction form
    2,649.16/3,973.75 = 800.27/x
  3. Step 3: Cross multiply
    2,649.16x = 3,973.75 × 800.27
  4. Step 4: Simplify right side
    2,649.16x = 3,180,053.04
  5. Step 5: Solve for x
    x = 3,180,053.04/2,649.16
  6. Step 6: Final answer
    x = 1,200.40

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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.