Home / 9,085.92-13,633.44-4,155.12

Finding the Fourth Proportional to 9,085.92, 13,633.44 and 4,155.12

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Solution

The fourth proportional to 9,085.92, 13,633.44 and 4,155.12 is: 6,234.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.92 : 13,633.44 = 4,155.12 : x
  2. Step 2: Convert to fraction form
    9,085.92/13,633.44 = 4,155.12/x
  3. Step 3: Cross multiply
    9,085.92x = 13,633.44 × 4,155.12
  4. Step 4: Simplify right side
    9,085.92x = 56,648,579.21
  5. Step 5: Solve for x
    x = 56,648,579.21/9,085.92
  6. Step 6: Final answer
    x = 6,234.77

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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.