Home / 4,809.79-7,215.81-2,036.71

Finding the Fourth Proportional to 4,809.79, 7,215.81 and 2,036.71

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Solution

The fourth proportional to 4,809.79, 7,215.81 and 2,036.71 is: 3,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.79 : 7,215.81 = 2,036.71 : x
  2. Step 2: Convert to fraction form
    4,809.79/7,215.81 = 2,036.71/x
  3. Step 3: Cross multiply
    4,809.79x = 7,215.81 × 2,036.71
  4. Step 4: Simplify right side
    4,809.79x = 14,696,512.39
  5. Step 5: Solve for x
    x = 14,696,512.39/4,809.79
  6. Step 6: Final answer
    x = 3,055.54

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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.