Home / 8,165.50-11,268.47-4,439.58

Finding the Fourth Proportional to 8,165.50, 11,268.47 and 4,439.58

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Solution

The fourth proportional to 8,165.50, 11,268.47 and 4,439.58 is: 6,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.50 : 11,268.47 = 4,439.58 : x
  2. Step 2: Convert to fraction form
    8,165.50/11,268.47 = 4,439.58/x
  3. Step 3: Cross multiply
    8,165.50x = 11,268.47 × 4,439.58
  4. Step 4: Simplify right side
    8,165.50x = 50,027,274.04
  5. Step 5: Solve for x
    x = 50,027,274.04/8,165.50
  6. Step 6: Final answer
    x = 6,126.66

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1.5x scale

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.