Home / 1,902.34-2,625.35-1,063.08

Finding the Fourth Proportional to 1,902.34, 2,625.35 and 1,063.08

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Solution

The fourth proportional to 1,902.34, 2,625.35 and 1,063.08 is: 1,467.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902.34 : 2,625.35 = 1,063.08 : x
  2. Step 2: Convert to fraction form
    1,902.34/2,625.35 = 1,063.08/x
  3. Step 3: Cross multiply
    1,902.34x = 2,625.35 × 1,063.08
  4. Step 4: Simplify right side
    1,902.34x = 2,790,947.02
  5. Step 5: Solve for x
    x = 2,790,947.02/1,902.34
  6. Step 6: Final answer
    x = 1,467.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.