Home / 7,716.45-10,650.44-4,361.21

Finding the Fourth Proportional to 7,716.45, 10,650.44 and 4,361.21

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Solution

The fourth proportional to 7,716.45, 10,650.44 and 4,361.21 is: 6,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.45 : 10,650.44 = 4,361.21 : x
  2. Step 2: Convert to fraction form
    7,716.45/10,650.44 = 4,361.21/x
  3. Step 3: Cross multiply
    7,716.45x = 10,650.44 × 4,361.21
  4. Step 4: Simplify right side
    7,716.45x = 46,448,791.61
  5. Step 5: Solve for x
    x = 46,448,791.61/7,716.45
  6. Step 6: Final answer
    x = 6,019.45

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Half scale
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Double scale
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Similar ratio
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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.