Home / 5,084.51-7,627.19-1,964.39

Finding the Fourth Proportional to 5,084.51, 7,627.19 and 1,964.39

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Solution

The fourth proportional to 5,084.51, 7,627.19 and 1,964.39 is: 2,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.51 : 7,627.19 = 1,964.39 : x
  2. Step 2: Convert to fraction form
    5,084.51/7,627.19 = 1,964.39/x
  3. Step 3: Cross multiply
    5,084.51x = 7,627.19 × 1,964.39
  4. Step 4: Simplify right side
    5,084.51x = 14,982,727.81
  5. Step 5: Solve for x
    x = 14,982,727.81/5,084.51
  6. Step 6: Final answer
    x = 2,946.74

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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.