Home / 2,104.60-2,903.32-1,265.08

Finding the Fourth Proportional to 2,104.60, 2,903.32 and 1,265.08

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Solution

The fourth proportional to 2,104.60, 2,903.32 and 1,265.08 is: 1,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.60 : 2,903.32 = 1,265.08 : x
  2. Step 2: Convert to fraction form
    2,104.60/2,903.32 = 1,265.08/x
  3. Step 3: Cross multiply
    2,104.60x = 2,903.32 × 1,265.08
  4. Step 4: Simplify right side
    2,104.60x = 3,672,932.07
  5. Step 5: Solve for x
    x = 3,672,932.07/2,104.60
  6. Step 6: Final answer
    x = 1,745.19

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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.