Home / 7,259.76-10,893.60-2,877.36

Finding the Fourth Proportional to 7,259.76, 10,893.60 and 2,877.36

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Solution

The fourth proportional to 7,259.76, 10,893.60 and 2,877.36 is: 4,317.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.76 : 10,893.60 = 2,877.36 : x
  2. Step 2: Convert to fraction form
    7,259.76/10,893.60 = 2,877.36/x
  3. Step 3: Cross multiply
    7,259.76x = 10,893.60 × 2,877.36
  4. Step 4: Simplify right side
    7,259.76x = 31,344,808.90
  5. Step 5: Solve for x
    x = 31,344,808.90/7,259.76
  6. Step 6: Final answer
    x = 4,317.61

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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.