Home / 2,418.72-3,337.62-1,474.80

Finding the Fourth Proportional to 2,418.72, 3,337.62 and 1,474.80

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Solution

The fourth proportional to 2,418.72, 3,337.62 and 1,474.80 is: 2,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.72 : 3,337.62 = 1,474.80 : x
  2. Step 2: Convert to fraction form
    2,418.72/3,337.62 = 1,474.80/x
  3. Step 3: Cross multiply
    2,418.72x = 3,337.62 × 1,474.80
  4. Step 4: Simplify right side
    2,418.72x = 4,922,331.76
  5. Step 5: Solve for x
    x = 4,922,331.76/2,418.72
  6. Step 6: Final answer
    x = 2,035.10

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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.