Home / 11,015.37-16,508.90-5,007.05

Finding the Fourth Proportional to 11,015.37, 16,508.90 and 5,007.05

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Solution

The fourth proportional to 11,015.37, 16,508.90 and 5,007.05 is: 7,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.37 : 16,508.90 = 5,007.05 : x
  2. Step 2: Convert to fraction form
    11,015.37/16,508.90 = 5,007.05/x
  3. Step 3: Cross multiply
    11,015.37x = 16,508.90 × 5,007.05
  4. Step 4: Simplify right side
    11,015.37x = 82,660,780.17
  5. Step 5: Solve for x
    x = 82,660,780.17/11,015.37
  6. Step 6: Final answer
    x = 7,504.13

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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.