Home / 4,892.32-7,339.83-1,605.70

Finding the Fourth Proportional to 4,892.32, 7,339.83 and 1,605.70

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Solution

The fourth proportional to 4,892.32, 7,339.83 and 1,605.70 is: 2,408.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.32 : 7,339.83 = 1,605.70 : x
  2. Step 2: Convert to fraction form
    4,892.32/7,339.83 = 1,605.70/x
  3. Step 3: Cross multiply
    4,892.32x = 7,339.83 × 1,605.70
  4. Step 4: Simplify right side
    4,892.32x = 11,785,565.03
  5. Step 5: Solve for x
    x = 11,785,565.03/4,892.32
  6. Step 6: Final answer
    x = 2,408.99

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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.