Home / 6,734.29-9,288.87-4,212.02

Finding the Fourth Proportional to 6,734.29, 9,288.87 and 4,212.02

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Solution

The fourth proportional to 6,734.29, 9,288.87 and 4,212.02 is: 5,809.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.29 : 9,288.87 = 4,212.02 : x
  2. Step 2: Convert to fraction form
    6,734.29/9,288.87 = 4,212.02/x
  3. Step 3: Cross multiply
    6,734.29x = 9,288.87 × 4,212.02
  4. Step 4: Simplify right side
    6,734.29x = 39,124,925.49
  5. Step 5: Solve for x
    x = 39,124,925.49/6,734.29
  6. Step 6: Final answer
    x = 5,809.81

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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.