Home / 6,247.54-9,368.88-2,086.72

Finding the Fourth Proportional to 6,247.54, 9,368.88 and 2,086.72

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Solution

The fourth proportional to 6,247.54, 9,368.88 and 2,086.72 is: 3,129.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.54 : 9,368.88 = 2,086.72 : x
  2. Step 2: Convert to fraction form
    6,247.54/9,368.88 = 2,086.72/x
  3. Step 3: Cross multiply
    6,247.54x = 9,368.88 × 2,086.72
  4. Step 4: Simplify right side
    6,247.54x = 19,550,229.27
  5. Step 5: Solve for x
    x = 19,550,229.27/6,247.54
  6. Step 6: Final answer
    x = 3,129.27

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1.5x scale

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.