Home / 9,578.91-14,368.38-3,005.61

Finding the Fourth Proportional to 9,578.91, 14,368.38 and 3,005.61

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Solution

The fourth proportional to 9,578.91, 14,368.38 and 3,005.61 is: 4,508.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578.91 : 14,368.38 = 3,005.61 : x
  2. Step 2: Convert to fraction form
    9,578.91/14,368.38 = 3,005.61/x
  3. Step 3: Cross multiply
    9,578.91x = 14,368.38 × 3,005.61
  4. Step 4: Simplify right side
    9,578.91x = 43,185,746.61
  5. Step 5: Solve for x
    x = 43,185,746.61/9,578.91
  6. Step 6: Final answer
    x = 4,508.42

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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.