Home / 1,022.14-1,533.21-535.33

Finding the Fourth Proportional to 1,022.14, 1,533.21 and 535.33

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Solution

The fourth proportional to 1,022.14, 1,533.21 and 535.33 is: 803.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022.14 : 1,533.21 = 535.33 : x
  2. Step 2: Convert to fraction form
    1,022.14/1,533.21 = 535.33/x
  3. Step 3: Cross multiply
    1,022.14x = 1,533.21 × 535.33
  4. Step 4: Simplify right side
    1,022.14x = 820,773.31
  5. Step 5: Solve for x
    x = 820,773.31/1,022.14
  6. Step 6: Final answer
    x = 803.00

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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.