Home / 5,084.64-7,617.28-2,894.88

Finding the Fourth Proportional to 5,084.64, 7,617.28 and 2,894.88

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Solution

The fourth proportional to 5,084.64, 7,617.28 and 2,894.88 is: 4,336.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.64 : 7,617.28 = 2,894.88 : x
  2. Step 2: Convert to fraction form
    5,084.64/7,617.28 = 2,894.88/x
  3. Step 3: Cross multiply
    5,084.64x = 7,617.28 × 2,894.88
  4. Step 4: Simplify right side
    5,084.64x = 22,051,111.53
  5. Step 5: Solve for x
    x = 22,051,111.53/5,084.64
  6. Step 6: Final answer
    x = 4,336.81

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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.