Home / 3,827.48-5,741.72-2,639.32

Finding the Fourth Proportional to 3,827.48, 5,741.72 and 2,639.32

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Solution

The fourth proportional to 3,827.48, 5,741.72 and 2,639.32 is: 3,959.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.48 : 5,741.72 = 2,639.32 : x
  2. Step 2: Convert to fraction form
    3,827.48/5,741.72 = 2,639.32/x
  3. Step 3: Cross multiply
    3,827.48x = 5,741.72 × 2,639.32
  4. Step 4: Simplify right side
    3,827.48x = 15,154,228.67
  5. Step 5: Solve for x
    x = 15,154,228.67/3,827.48
  6. Step 6: Final answer
    x = 3,959.32

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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.