Home / 6,848.46-10,279.78-4,217.86

Finding the Fourth Proportional to 6,848.46, 10,279.78 and 4,217.86

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Solution

The fourth proportional to 6,848.46, 10,279.78 and 4,217.86 is: 6,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.46 : 10,279.78 = 4,217.86 : x
  2. Step 2: Convert to fraction form
    6,848.46/10,279.78 = 4,217.86/x
  3. Step 3: Cross multiply
    6,848.46x = 10,279.78 × 4,217.86
  4. Step 4: Simplify right side
    6,848.46x = 43,358,672.87
  5. Step 5: Solve for x
    x = 43,358,672.87/6,848.46
  6. Step 6: Final answer
    x = 6,331.16

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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.