Home / 1,263.15-1,895.31-532.89

Finding the Fourth Proportional to 1,263.15, 1,895.31 and 532.89

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Solution

The fourth proportional to 1,263.15, 1,895.31 and 532.89 is: 799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263.15 : 1,895.31 = 532.89 : x
  2. Step 2: Convert to fraction form
    1,263.15/1,895.31 = 532.89/x
  3. Step 3: Cross multiply
    1,263.15x = 1,895.31 × 532.89
  4. Step 4: Simplify right side
    1,263.15x = 1,009,991.75
  5. Step 5: Solve for x
    x = 1,009,991.75/1,263.15
  6. Step 6: Final answer
    x = 799.58

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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.