Home / 8,053.24-11,112.72-4,515.70

Finding the Fourth Proportional to 8,053.24, 11,112.72 and 4,515.70

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Solution

The fourth proportional to 8,053.24, 11,112.72 and 4,515.70 is: 6,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,053.24 : 11,112.72 = 4,515.70 : x
  2. Step 2: Convert to fraction form
    8,053.24/11,112.72 = 4,515.70/x
  3. Step 3: Cross multiply
    8,053.24x = 11,112.72 × 4,515.70
  4. Step 4: Simplify right side
    8,053.24x = 50,181,709.70
  5. Step 5: Solve for x
    x = 50,181,709.70/8,053.24
  6. Step 6: Final answer
    x = 6,231.24

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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.