Home / 4,247.73-6,374.10-1,617.45

Finding the Fourth Proportional to 4,247.73, 6,374.10 and 1,617.45

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Solution

The fourth proportional to 4,247.73, 6,374.10 and 1,617.45 is: 2,427.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.73 : 6,374.10 = 1,617.45 : x
  2. Step 2: Convert to fraction form
    4,247.73/6,374.10 = 1,617.45/x
  3. Step 3: Cross multiply
    4,247.73x = 6,374.10 × 1,617.45
  4. Step 4: Simplify right side
    4,247.73x = 10,309,748.09
  5. Step 5: Solve for x
    x = 10,309,748.09/4,247.73
  6. Step 6: Final answer
    x = 2,427.12

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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.