Home / 8,845.90-13,265.01-2,688.46

Finding the Fourth Proportional to 8,845.90, 13,265.01 and 2,688.46

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Solution

The fourth proportional to 8,845.90, 13,265.01 and 2,688.46 is: 4,031.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.90 : 13,265.01 = 2,688.46 : x
  2. Step 2: Convert to fraction form
    8,845.90/13,265.01 = 2,688.46/x
  3. Step 3: Cross multiply
    8,845.90x = 13,265.01 × 2,688.46
  4. Step 4: Simplify right side
    8,845.90x = 35,662,448.78
  5. Step 5: Solve for x
    x = 35,662,448.78/8,845.90
  6. Step 6: Final answer
    x = 4,031.52

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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.