Home / 4,892.52-7,338.85-1,605.86

Finding the Fourth Proportional to 4,892.52, 7,338.85 and 1,605.86

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Solution

The fourth proportional to 4,892.52, 7,338.85 and 1,605.86 is: 2,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.52 : 7,338.85 = 1,605.86 : x
  2. Step 2: Convert to fraction form
    4,892.52/7,338.85 = 1,605.86/x
  3. Step 3: Cross multiply
    4,892.52x = 7,338.85 × 1,605.86
  4. Step 4: Simplify right side
    4,892.52x = 11,785,165.66
  5. Step 5: Solve for x
    x = 11,785,165.66/4,892.52
  6. Step 6: Final answer
    x = 2,408.81

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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.