Home / 5,557.05-7,669.45-3,167.89

Finding the Fourth Proportional to 5,557.05, 7,669.45 and 3,167.89

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Solution

The fourth proportional to 5,557.05, 7,669.45 and 3,167.89 is: 4,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.05 : 7,669.45 = 3,167.89 : x
  2. Step 2: Convert to fraction form
    5,557.05/7,669.45 = 3,167.89/x
  3. Step 3: Cross multiply
    5,557.05x = 7,669.45 × 3,167.89
  4. Step 4: Simplify right side
    5,557.05x = 24,295,958.75
  5. Step 5: Solve for x
    x = 24,295,958.75/5,557.05
  6. Step 6: Final answer
    x = 4,372.10

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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.