Home / 4,553.42-6,277.10-3,921.21

Finding the Fourth Proportional to 4,553.42, 6,277.10 and 3,921.21

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Solution

The fourth proportional to 4,553.42, 6,277.10 and 3,921.21 is: 5,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.42 : 6,277.10 = 3,921.21 : x
  2. Step 2: Convert to fraction form
    4,553.42/6,277.10 = 3,921.21/x
  3. Step 3: Cross multiply
    4,553.42x = 6,277.10 × 3,921.21
  4. Step 4: Simplify right side
    4,553.42x = 24,613,807.68
  5. Step 5: Solve for x
    x = 24,613,807.68/4,553.42
  6. Step 6: Final answer
    x = 5,405.57

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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.