Home / 6,047.18-8,345.26-3,394.78

Finding the Fourth Proportional to 6,047.18, 8,345.26 and 3,394.78

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Solution

The fourth proportional to 6,047.18, 8,345.26 and 3,394.78 is: 4,684.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,047.18 : 8,345.26 = 3,394.78 : x
  2. Step 2: Convert to fraction form
    6,047.18/8,345.26 = 3,394.78/x
  3. Step 3: Cross multiply
    6,047.18x = 8,345.26 × 3,394.78
  4. Step 4: Simplify right side
    6,047.18x = 28,330,321.74
  5. Step 5: Solve for x
    x = 28,330,321.74/6,047.18
  6. Step 6: Final answer
    x = 4,684.88

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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.