Home / 5,455.98-8,187.56-2,992.53

Finding the Fourth Proportional to 5,455.98, 8,187.56 and 2,992.53

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Solution

The fourth proportional to 5,455.98, 8,187.56 and 2,992.53 is: 4,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.98 : 8,187.56 = 2,992.53 : x
  2. Step 2: Convert to fraction form
    5,455.98/8,187.56 = 2,992.53/x
  3. Step 3: Cross multiply
    5,455.98x = 8,187.56 × 2,992.53
  4. Step 4: Simplify right side
    5,455.98x = 24,501,503.96
  5. Step 5: Solve for x
    x = 24,501,503.96/5,455.98
  6. Step 6: Final answer
    x = 4,490.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.