Home / 1,935.26-2,899.69-1,009.43

Finding the Fourth Proportional to 1,935.26, 2,899.69 and 1,009.43

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Solution

The fourth proportional to 1,935.26, 2,899.69 and 1,009.43 is: 1,512.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.26 : 2,899.69 = 1,009.43 : x
  2. Step 2: Convert to fraction form
    1,935.26/2,899.69 = 1,009.43/x
  3. Step 3: Cross multiply
    1,935.26x = 2,899.69 × 1,009.43
  4. Step 4: Simplify right side
    1,935.26x = 2,927,027.93
  5. Step 5: Solve for x
    x = 2,927,027.93/1,935.26
  6. Step 6: Final answer
    x = 1,512.47

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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.