Home / 2,447.28-3,666.64-2,039.04

Finding the Fourth Proportional to 2,447.28, 3,666.64 and 2,039.04

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Solution

The fourth proportional to 2,447.28, 3,666.64 and 2,039.04 is: 3,054.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.28 : 3,666.64 = 2,039.04 : x
  2. Step 2: Convert to fraction form
    2,447.28/3,666.64 = 2,039.04/x
  3. Step 3: Cross multiply
    2,447.28x = 3,666.64 × 2,039.04
  4. Step 4: Simplify right side
    2,447.28x = 7,476,425.63
  5. Step 5: Solve for x
    x = 7,476,425.63/2,447.28
  6. Step 6: Final answer
    x = 3,054.99

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1.5x scale

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.