Home / 5,240.34-7,856.06-2,317.05

Finding the Fourth Proportional to 5,240.34, 7,856.06 and 2,317.05

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Solution

The fourth proportional to 5,240.34, 7,856.06 and 2,317.05 is: 3,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.34 : 7,856.06 = 2,317.05 : x
  2. Step 2: Convert to fraction form
    5,240.34/7,856.06 = 2,317.05/x
  3. Step 3: Cross multiply
    5,240.34x = 7,856.06 × 2,317.05
  4. Step 4: Simplify right side
    5,240.34x = 18,202,872.24
  5. Step 5: Solve for x
    x = 18,202,872.24/5,240.34
  6. Step 6: Final answer
    x = 3,473.61

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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.