Home / 1,263.26-1,895.81-533.05

Finding the Fourth Proportional to 1,263.26, 1,895.81 and 533.05

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Solution

The fourth proportional to 1,263.26, 1,895.81 and 533.05 is: 799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263.26 : 1,895.81 = 533.05 : x
  2. Step 2: Convert to fraction form
    1,263.26/1,895.81 = 533.05/x
  3. Step 3: Cross multiply
    1,263.26x = 1,895.81 × 533.05
  4. Step 4: Simplify right side
    1,263.26x = 1,010,554.12
  5. Step 5: Solve for x
    x = 1,010,554.12/1,263.26
  6. Step 6: Final answer
    x = 799.96

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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.