Home / 1,504.20-2,253.80-1,447.32

Finding the Fourth Proportional to 1,504.20, 2,253.80 and 1,447.32

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Solution

The fourth proportional to 1,504.20, 2,253.80 and 1,447.32 is: 2,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.20 : 2,253.80 = 1,447.32 : x
  2. Step 2: Convert to fraction form
    1,504.20/2,253.80 = 1,447.32/x
  3. Step 3: Cross multiply
    1,504.20x = 2,253.80 × 1,447.32
  4. Step 4: Simplify right side
    1,504.20x = 3,261,969.82
  5. Step 5: Solve for x
    x = 3,261,969.82/1,504.20
  6. Step 6: Final answer
    x = 2,168.57

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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.