Home / 9,579.12-14,370.84-3,005.28

Finding the Fourth Proportional to 9,579.12, 14,370.84 and 3,005.28

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Solution

The fourth proportional to 9,579.12, 14,370.84 and 3,005.28 is: 4,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.12 : 14,370.84 = 3,005.28 : x
  2. Step 2: Convert to fraction form
    9,579.12/14,370.84 = 3,005.28/x
  3. Step 3: Cross multiply
    9,579.12x = 14,370.84 × 3,005.28
  4. Step 4: Simplify right side
    9,579.12x = 43,188,398.04
  5. Step 5: Solve for x
    x = 43,188,398.04/9,579.12
  6. Step 6: Final answer
    x = 4,508.60

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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.