Home / 1,766.09-2,649.38-533.36

Finding the Fourth Proportional to 1,766.09, 2,649.38 and 533.36

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Solution

The fourth proportional to 1,766.09, 2,649.38 and 533.36 is: 800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.09 : 2,649.38 = 533.36 : x
  2. Step 2: Convert to fraction form
    1,766.09/2,649.38 = 533.36/x
  3. Step 3: Cross multiply
    1,766.09x = 2,649.38 × 533.36
  4. Step 4: Simplify right side
    1,766.09x = 1,413,057.40
  5. Step 5: Solve for x
    x = 1,413,057.40/1,766.09
  6. Step 6: Final answer
    x = 800.11

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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.