Home / 1,766.15-2,648.37-533.33

Finding the Fourth Proportional to 1,766.15, 2,648.37 and 533.33

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Solution

The fourth proportional to 1,766.15, 2,648.37 and 533.33 is: 799.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.15 : 2,648.37 = 533.33 : x
  2. Step 2: Convert to fraction form
    1,766.15/2,648.37 = 533.33/x
  3. Step 3: Cross multiply
    1,766.15x = 2,648.37 × 533.33
  4. Step 4: Simplify right side
    1,766.15x = 1,412,455.17
  5. Step 5: Solve for x
    x = 1,412,455.17/1,766.15
  6. Step 6: Final answer
    x = 799.74

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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.