Home / 3,633.32-5,450.02-2,720.76

Finding the Fourth Proportional to 3,633.32, 5,450.02 and 2,720.76

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Solution

The fourth proportional to 3,633.32, 5,450.02 and 2,720.76 is: 4,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.32 : 5,450.02 = 2,720.76 : x
  2. Step 2: Convert to fraction form
    3,633.32/5,450.02 = 2,720.76/x
  3. Step 3: Cross multiply
    3,633.32x = 5,450.02 × 2,720.76
  4. Step 4: Simplify right side
    3,633.32x = 14,828,196.42
  5. Step 5: Solve for x
    x = 14,828,196.42/3,633.32
  6. Step 6: Final answer
    x = 4,081.17

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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.