Home / 3,009.64-4,149.32-2,301.92

Finding the Fourth Proportional to 3,009.64, 4,149.32 and 2,301.92

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Solution

The fourth proportional to 3,009.64, 4,149.32 and 2,301.92 is: 3,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.64 : 4,149.32 = 2,301.92 : x
  2. Step 2: Convert to fraction form
    3,009.64/4,149.32 = 2,301.92/x
  3. Step 3: Cross multiply
    3,009.64x = 4,149.32 × 2,301.92
  4. Step 4: Simplify right side
    3,009.64x = 9,551,402.69
  5. Step 5: Solve for x
    x = 9,551,402.69/3,009.64
  6. Step 6: Final answer
    x = 3,173.60

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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.