Home / 6,856.24-10,278.16-2,470.60

Finding the Fourth Proportional to 6,856.24, 10,278.16 and 2,470.60

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Solution

The fourth proportional to 6,856.24, 10,278.16 and 2,470.60 is: 3,703.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.24 : 10,278.16 = 2,470.60 : x
  2. Step 2: Convert to fraction form
    6,856.24/10,278.16 = 2,470.60/x
  3. Step 3: Cross multiply
    6,856.24x = 10,278.16 × 2,470.60
  4. Step 4: Simplify right side
    6,856.24x = 25,393,222.10
  5. Step 5: Solve for x
    x = 25,393,222.10/6,856.24
  6. Step 6: Final answer
    x = 3,703.67

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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.