Home / 3,815.08-5,264.96-2,243.16

Finding the Fourth Proportional to 3,815.08, 5,264.96 and 2,243.16

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Solution

The fourth proportional to 3,815.08, 5,264.96 and 2,243.16 is: 3,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.08 : 5,264.96 = 2,243.16 : x
  2. Step 2: Convert to fraction form
    3,815.08/5,264.96 = 2,243.16/x
  3. Step 3: Cross multiply
    3,815.08x = 5,264.96 × 2,243.16
  4. Step 4: Simplify right side
    3,815.08x = 11,810,147.67
  5. Step 5: Solve for x
    x = 11,810,147.67/3,815.08
  6. Step 6: Final answer
    x = 3,095.65

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1.5x scale

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.