Home / 4,867.14-6,715.80-2,770.86

Finding the Fourth Proportional to 4,867.14, 6,715.80 and 2,770.86

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Solution

The fourth proportional to 4,867.14, 6,715.80 and 2,770.86 is: 3,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.14 : 6,715.80 = 2,770.86 : x
  2. Step 2: Convert to fraction form
    4,867.14/6,715.80 = 2,770.86/x
  3. Step 3: Cross multiply
    4,867.14x = 6,715.80 × 2,770.86
  4. Step 4: Simplify right side
    4,867.14x = 18,608,541.59
  5. Step 5: Solve for x
    x = 18,608,541.59/4,867.14
  6. Step 6: Final answer
    x = 3,823.30

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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.