Home / 1,766.15-2,649.58-533.44

Finding the Fourth Proportional to 1,766.15, 2,649.58 and 533.44

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Solution

The fourth proportional to 1,766.15, 2,649.58 and 533.44 is: 800.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.15 : 2,649.58 = 533.44 : x
  2. Step 2: Convert to fraction form
    1,766.15/2,649.58 = 533.44/x
  3. Step 3: Cross multiply
    1,766.15x = 2,649.58 × 533.44
  4. Step 4: Simplify right side
    1,766.15x = 1,413,384.00
  5. Step 5: Solve for x
    x = 1,413,384.00/1,766.15
  6. Step 6: Final answer
    x = 800.26

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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.