Home / 6,856.56-10,278.36-2,472.84

Finding the Fourth Proportional to 6,856.56, 10,278.36 and 2,472.84

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Solution

The fourth proportional to 6,856.56, 10,278.36 and 2,472.84 is: 3,706.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.56 : 10,278.36 = 2,472.84 : x
  2. Step 2: Convert to fraction form
    6,856.56/10,278.36 = 2,472.84/x
  3. Step 3: Cross multiply
    6,856.56x = 10,278.36 × 2,472.84
  4. Step 4: Simplify right side
    6,856.56x = 25,416,739.74
  5. Step 5: Solve for x
    x = 25,416,739.74/6,856.56
  6. Step 6: Final answer
    x = 3,706.92

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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.