Home / 3,588.16-5,382.96-1,639.84

Finding the Fourth Proportional to 3,588.16, 5,382.96 and 1,639.84

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Solution

The fourth proportional to 3,588.16, 5,382.96 and 1,639.84 is: 2,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.16 : 5,382.96 = 1,639.84 : x
  2. Step 2: Convert to fraction form
    3,588.16/5,382.96 = 1,639.84/x
  3. Step 3: Cross multiply
    3,588.16x = 5,382.96 × 1,639.84
  4. Step 4: Simplify right side
    3,588.16x = 8,827,193.13
  5. Step 5: Solve for x
    x = 8,827,193.13/3,588.16
  6. Step 6: Final answer
    x = 2,460.09

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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.