Home / 11,591.10-16,007.04-8,015.22

Finding the Fourth Proportional to 11,591.10, 16,007.04 and 8,015.22

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Solution

The fourth proportional to 11,591.10, 16,007.04 and 8,015.22 is: 11,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.10 : 16,007.04 = 8,015.22 : x
  2. Step 2: Convert to fraction form
    11,591.10/16,007.04 = 8,015.22/x
  3. Step 3: Cross multiply
    11,591.10x = 16,007.04 × 8,015.22
  4. Step 4: Simplify right side
    11,591.10x = 128,299,947.15
  5. Step 5: Solve for x
    x = 128,299,947.15/11,591.10
  6. Step 6: Final answer
    x = 11,068.83

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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.