Home / 2,955.78-4,434.30-1,009.26

Finding the Fourth Proportional to 2,955.78, 4,434.30 and 1,009.26

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Solution

The fourth proportional to 2,955.78, 4,434.30 and 1,009.26 is: 1,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.78 : 4,434.30 = 1,009.26 : x
  2. Step 2: Convert to fraction form
    2,955.78/4,434.30 = 1,009.26/x
  3. Step 3: Cross multiply
    2,955.78x = 4,434.30 × 1,009.26
  4. Step 4: Simplify right side
    2,955.78x = 4,475,361.62
  5. Step 5: Solve for x
    x = 4,475,361.62/2,955.78
  6. Step 6: Final answer
    x = 1,514.11

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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.