Home / 3,770.47-5,207.79-3,297.16

Finding the Fourth Proportional to 3,770.47, 5,207.79 and 3,297.16

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Solution

The fourth proportional to 3,770.47, 5,207.79 and 3,297.16 is: 4,554.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.47 : 5,207.79 = 3,297.16 : x
  2. Step 2: Convert to fraction form
    3,770.47/5,207.79 = 3,297.16/x
  3. Step 3: Cross multiply
    3,770.47x = 5,207.79 × 3,297.16
  4. Step 4: Simplify right side
    3,770.47x = 17,170,916.88
  5. Step 5: Solve for x
    x = 17,170,916.88/3,770.47
  6. Step 6: Final answer
    x = 4,554.05

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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.