Home / 3,665.64-5,056.77-2,248.86

Finding the Fourth Proportional to 3,665.64, 5,056.77 and 2,248.86

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Solution

The fourth proportional to 3,665.64, 5,056.77 and 2,248.86 is: 3,102.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665.64 : 5,056.77 = 2,248.86 : x
  2. Step 2: Convert to fraction form
    3,665.64/5,056.77 = 2,248.86/x
  3. Step 3: Cross multiply
    3,665.64x = 5,056.77 × 2,248.86
  4. Step 4: Simplify right side
    3,665.64x = 11,371,967.78
  5. Step 5: Solve for x
    x = 11,371,967.78/3,665.64
  6. Step 6: Final answer
    x = 3,102.31

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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.