Home / 2,459.24-3,393.70-1,340.18

Finding the Fourth Proportional to 2,459.24, 3,393.70 and 1,340.18

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Solution

The fourth proportional to 2,459.24, 3,393.70 and 1,340.18 is: 1,849.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.24 : 3,393.70 = 1,340.18 : x
  2. Step 2: Convert to fraction form
    2,459.24/3,393.70 = 1,340.18/x
  3. Step 3: Cross multiply
    2,459.24x = 3,393.70 × 1,340.18
  4. Step 4: Simplify right side
    2,459.24x = 4,548,183.27
  5. Step 5: Solve for x
    x = 4,548,183.27/2,459.24
  6. Step 6: Final answer
    x = 1,849.43

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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.