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Finding the Fourth Proportional to 3,513.77, 4,839.13 and 3,437.22

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Solution

The fourth proportional to 3,513.77, 4,839.13 and 3,437.22 is: 4,733.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.77 : 4,839.13 = 3,437.22 : x
  2. Step 2: Convert to fraction form
    3,513.77/4,839.13 = 3,437.22/x
  3. Step 3: Cross multiply
    3,513.77x = 4,839.13 × 3,437.22
  4. Step 4: Simplify right side
    3,513.77x = 16,633,157.53
  5. Step 5: Solve for x
    x = 16,633,157.53/3,513.77
  6. Step 6: Final answer
    x = 4,733.71

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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.