Home / 9,395.92-14,091.36-2,820.64

Finding the Fourth Proportional to 9,395.92, 14,091.36 and 2,820.64

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Solution

The fourth proportional to 9,395.92, 14,091.36 and 2,820.64 is: 4,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,395.92 : 14,091.36 = 2,820.64 : x
  2. Step 2: Convert to fraction form
    9,395.92/14,091.36 = 2,820.64/x
  3. Step 3: Cross multiply
    9,395.92x = 14,091.36 × 2,820.64
  4. Step 4: Simplify right side
    9,395.92x = 39,746,653.67
  5. Step 5: Solve for x
    x = 39,746,653.67/9,395.92
  6. Step 6: Final answer
    x = 4,230.20

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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.