Home / 8,260.32-11,399.81-4,675.28

Finding the Fourth Proportional to 8,260.32, 11,399.81 and 4,675.28

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Solution

The fourth proportional to 8,260.32, 11,399.81 and 4,675.28 is: 6,452.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.32 : 11,399.81 = 4,675.28 : x
  2. Step 2: Convert to fraction form
    8,260.32/11,399.81 = 4,675.28/x
  3. Step 3: Cross multiply
    8,260.32x = 11,399.81 × 4,675.28
  4. Step 4: Simplify right side
    8,260.32x = 53,297,308.82
  5. Step 5: Solve for x
    x = 53,297,308.82/8,260.32
  6. Step 6: Final answer
    x = 6,452.21

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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.