Home / 1,509.08-2,259.29-1,067.12

Finding the Fourth Proportional to 1,509.08, 2,259.29 and 1,067.12

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Solution

The fourth proportional to 1,509.08, 2,259.29 and 1,067.12 is: 1,597.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509.08 : 2,259.29 = 1,067.12 : x
  2. Step 2: Convert to fraction form
    1,509.08/2,259.29 = 1,067.12/x
  3. Step 3: Cross multiply
    1,509.08x = 2,259.29 × 1,067.12
  4. Step 4: Simplify right side
    1,509.08x = 2,410,946.10
  5. Step 5: Solve for x
    x = 2,410,946.10/1,509.08
  6. Step 6: Final answer
    x = 1,597.63

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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.