Home / 3,005.52-4,500.36-2,081.76

Finding the Fourth Proportional to 3,005.52, 4,500.36 and 2,081.76

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Solution

The fourth proportional to 3,005.52, 4,500.36 and 2,081.76 is: 3,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.52 : 4,500.36 = 2,081.76 : x
  2. Step 2: Convert to fraction form
    3,005.52/4,500.36 = 2,081.76/x
  3. Step 3: Cross multiply
    3,005.52x = 4,500.36 × 2,081.76
  4. Step 4: Simplify right side
    3,005.52x = 9,368,669.43
  5. Step 5: Solve for x
    x = 9,368,669.43/3,005.52
  6. Step 6: Final answer
    x = 3,117.15

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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.