Home / 2,305.08-3,454.88-1,329.16

Finding the Fourth Proportional to 2,305.08, 3,454.88 and 1,329.16

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Solution

The fourth proportional to 2,305.08, 3,454.88 and 1,329.16 is: 1,992.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.08 : 3,454.88 = 1,329.16 : x
  2. Step 2: Convert to fraction form
    2,305.08/3,454.88 = 1,329.16/x
  3. Step 3: Cross multiply
    2,305.08x = 3,454.88 × 1,329.16
  4. Step 4: Simplify right side
    2,305.08x = 4,592,088.30
  5. Step 5: Solve for x
    x = 4,592,088.30/2,305.08
  6. Step 6: Final answer
    x = 1,992.16

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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.