Home / 1,263.23-1,895.09-532.80

Finding the Fourth Proportional to 1,263.23, 1,895.09 and 532.80

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Solution

The fourth proportional to 1,263.23, 1,895.09 and 532.80 is: 799.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263.23 : 1,895.09 = 532.80 : x
  2. Step 2: Convert to fraction form
    1,263.23/1,895.09 = 532.80/x
  3. Step 3: Cross multiply
    1,263.23x = 1,895.09 × 532.80
  4. Step 4: Simplify right side
    1,263.23x = 1,009,705.28
  5. Step 5: Solve for x
    x = 1,009,705.28/1,263.23
  6. Step 6: Final answer
    x = 799.31

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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.