Home / 8,063.76-11,120.16-5,232.12

Finding the Fourth Proportional to 8,063.76, 11,120.16 and 5,232.12

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Solution

The fourth proportional to 8,063.76, 11,120.16 and 5,232.12 is: 7,215.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.76 : 11,120.16 = 5,232.12 : x
  2. Step 2: Convert to fraction form
    8,063.76/11,120.16 = 5,232.12/x
  3. Step 3: Cross multiply
    8,063.76x = 11,120.16 × 5,232.12
  4. Step 4: Simplify right side
    8,063.76x = 58,182,011.54
  5. Step 5: Solve for x
    x = 58,182,011.54/8,063.76
  6. Step 6: Final answer
    x = 7,215.25

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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.