Home / 7,508.20-11,264.58-5,321.16

Finding the Fourth Proportional to 7,508.20, 11,264.58 and 5,321.16

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Solution

The fourth proportional to 7,508.20, 11,264.58 and 5,321.16 is: 7,983.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.20 : 11,264.58 = 5,321.16 : x
  2. Step 2: Convert to fraction form
    7,508.20/11,264.58 = 5,321.16/x
  3. Step 3: Cross multiply
    7,508.20x = 11,264.58 × 5,321.16
  4. Step 4: Simplify right side
    7,508.20x = 59,940,632.51
  5. Step 5: Solve for x
    x = 59,940,632.51/7,508.20
  6. Step 6: Final answer
    x = 7,983.36

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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.