Home / 4,247.72-5,861.70-2,384.68

Finding the Fourth Proportional to 4,247.72, 5,861.70 and 2,384.68

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Solution

The fourth proportional to 4,247.72, 5,861.70 and 2,384.68 is: 3,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.72 : 5,861.70 = 2,384.68 : x
  2. Step 2: Convert to fraction form
    4,247.72/5,861.70 = 2,384.68/x
  3. Step 3: Cross multiply
    4,247.72x = 5,861.70 × 2,384.68
  4. Step 4: Simplify right side
    4,247.72x = 13,978,278.76
  5. Step 5: Solve for x
    x = 13,978,278.76/4,247.72
  6. Step 6: Final answer
    x = 3,290.77

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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.