Home / 2,468.68-3,406.56-1,349.60

Finding the Fourth Proportional to 2,468.68, 3,406.56 and 1,349.60

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Solution

The fourth proportional to 2,468.68, 3,406.56 and 1,349.60 is: 1,862.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,468.68 : 3,406.56 = 1,349.60 : x
  2. Step 2: Convert to fraction form
    2,468.68/3,406.56 = 1,349.60/x
  3. Step 3: Cross multiply
    2,468.68x = 3,406.56 × 1,349.60
  4. Step 4: Simplify right side
    2,468.68x = 4,597,471.28
  5. Step 5: Solve for x
    x = 4,597,471.28/2,468.68
  6. Step 6: Final answer
    x = 1,862.32

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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.