Home / 4,074.64-5,622.04-2,895.28

Finding the Fourth Proportional to 4,074.64, 5,622.04 and 2,895.28

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Solution

The fourth proportional to 4,074.64, 5,622.04 and 2,895.28 is: 3,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.64 : 5,622.04 = 2,895.28 : x
  2. Step 2: Convert to fraction form
    4,074.64/5,622.04 = 2,895.28/x
  3. Step 3: Cross multiply
    4,074.64x = 5,622.04 × 2,895.28
  4. Step 4: Simplify right side
    4,074.64x = 16,277,379.97
  5. Step 5: Solve for x
    x = 16,277,379.97/4,074.64
  6. Step 6: Final answer
    x = 3,994.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.