Home / 3,820.46-5,271.35-2,248.65

Finding the Fourth Proportional to 3,820.46, 5,271.35 and 2,248.65

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Solution

The fourth proportional to 3,820.46, 5,271.35 and 2,248.65 is: 3,102.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.46 : 5,271.35 = 2,248.65 : x
  2. Step 2: Convert to fraction form
    3,820.46/5,271.35 = 2,248.65/x
  3. Step 3: Cross multiply
    3,820.46x = 5,271.35 × 2,248.65
  4. Step 4: Simplify right side
    3,820.46x = 11,853,409.93
  5. Step 5: Solve for x
    x = 11,853,409.93/3,820.46
  6. Step 6: Final answer
    x = 3,102.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.