Home / 4,867.38-6,710.83-3,186.12

Finding the Fourth Proportional to 4,867.38, 6,710.83 and 3,186.12

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Solution

The fourth proportional to 4,867.38, 6,710.83 and 3,186.12 is: 4,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.38 : 6,710.83 = 3,186.12 : x
  2. Step 2: Convert to fraction form
    4,867.38/6,710.83 = 3,186.12/x
  3. Step 3: Cross multiply
    4,867.38x = 6,710.83 × 3,186.12
  4. Step 4: Simplify right side
    4,867.38x = 21,381,509.68
  5. Step 5: Solve for x
    x = 21,381,509.68/4,867.38
  6. Step 6: Final answer
    x = 4,392.82

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1.5x scale

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.