Home / 8,845.40-13,264.26-2,687.96

Finding the Fourth Proportional to 8,845.40, 13,264.26 and 2,687.96

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Solution

The fourth proportional to 8,845.40, 13,264.26 and 2,687.96 is: 4,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.40 : 13,264.26 = 2,687.96 : x
  2. Step 2: Convert to fraction form
    8,845.40/13,264.26 = 2,687.96/x
  3. Step 3: Cross multiply
    8,845.40x = 13,264.26 × 2,687.96
  4. Step 4: Simplify right side
    8,845.40x = 35,653,800.31
  5. Step 5: Solve for x
    x = 35,653,800.31/8,845.40
  6. Step 6: Final answer
    x = 4,030.77

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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.