Home / 3,619.64-5,426.73-2,888.82

Finding the Fourth Proportional to 3,619.64, 5,426.73 and 2,888.82

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Solution

The fourth proportional to 3,619.64, 5,426.73 and 2,888.82 is: 4,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.64 : 5,426.73 = 2,888.82 : x
  2. Step 2: Convert to fraction form
    3,619.64/5,426.73 = 2,888.82/x
  3. Step 3: Cross multiply
    3,619.64x = 5,426.73 × 2,888.82
  4. Step 4: Simplify right side
    3,619.64x = 15,676,846.16
  5. Step 5: Solve for x
    x = 15,676,846.16/3,619.64
  6. Step 6: Final answer
    x = 4,331.05

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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.