Home / 8,291.12-11,441.48-4,933.17

Finding the Fourth Proportional to 8,291.12, 11,441.48 and 4,933.17

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Solution

The fourth proportional to 8,291.12, 11,441.48 and 4,933.17 is: 6,807.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291.12 : 11,441.48 = 4,933.17 : x
  2. Step 2: Convert to fraction form
    8,291.12/11,441.48 = 4,933.17/x
  3. Step 3: Cross multiply
    8,291.12x = 11,441.48 × 4,933.17
  4. Step 4: Simplify right side
    8,291.12x = 56,442,738.05
  5. Step 5: Solve for x
    x = 56,442,738.05/8,291.12
  6. Step 6: Final answer
    x = 6,807.61

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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.