Home / 2,984.26-4,476.40-1,009.90

Finding the Fourth Proportional to 2,984.26, 4,476.40 and 1,009.90

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Solution

The fourth proportional to 2,984.26, 4,476.40 and 1,009.90 is: 1,514.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.26 : 4,476.40 = 1,009.90 : x
  2. Step 2: Convert to fraction form
    2,984.26/4,476.40 = 1,009.90/x
  3. Step 3: Cross multiply
    2,984.26x = 4,476.40 × 1,009.90
  4. Step 4: Simplify right side
    2,984.26x = 4,520,711.31
  5. Step 5: Solve for x
    x = 4,520,711.31/2,984.26
  6. Step 6: Final answer
    x = 1,514.85

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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.