Home / 10,454.86-15,682.29-2,664.28

Finding the Fourth Proportional to 10,454.86, 15,682.29 and 2,664.28

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Solution

The fourth proportional to 10,454.86, 15,682.29 and 2,664.28 is: 3,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.86 : 15,682.29 = 2,664.28 : x
  2. Step 2: Convert to fraction form
    10,454.86/15,682.29 = 2,664.28/x
  3. Step 3: Cross multiply
    10,454.86x = 15,682.29 × 2,664.28
  4. Step 4: Simplify right side
    10,454.86x = 41,782,011.60
  5. Step 5: Solve for x
    x = 41,782,011.60/10,454.86
  6. Step 6: Final answer
    x = 3,996.42

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1.5x scale

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.