Home / 1,355.10-2,032.44-533.94

Finding the Fourth Proportional to 1,355.10, 2,032.44 and 533.94

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Solution

The fourth proportional to 1,355.10, 2,032.44 and 533.94 is: 800.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355.10 : 2,032.44 = 533.94 : x
  2. Step 2: Convert to fraction form
    1,355.10/2,032.44 = 533.94/x
  3. Step 3: Cross multiply
    1,355.10x = 2,032.44 × 533.94
  4. Step 4: Simplify right side
    1,355.10x = 1,085,201.01
  5. Step 5: Solve for x
    x = 1,085,201.01/1,355.10
  6. Step 6: Final answer
    x = 800.83

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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.