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Finding the Fourth Proportional to 7,508.53, 10,361.77 and 4,196.53

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Solution

The fourth proportional to 7,508.53, 10,361.77 and 4,196.53 is: 5,791.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.53 : 10,361.77 = 4,196.53 : x
  2. Step 2: Convert to fraction form
    7,508.53/10,361.77 = 4,196.53/x
  3. Step 3: Cross multiply
    7,508.53x = 10,361.77 × 4,196.53
  4. Step 4: Simplify right side
    7,508.53x = 43,483,478.66
  5. Step 5: Solve for x
    x = 43,483,478.66/7,508.53
  6. Step 6: Final answer
    x = 5,791.21

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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.