Home / 2,493.36-3,439.26-1,783.80

Finding the Fourth Proportional to 2,493.36, 3,439.26 and 1,783.80

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Solution

The fourth proportional to 2,493.36, 3,439.26 and 1,783.80 is: 2,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.36 : 3,439.26 = 1,783.80 : x
  2. Step 2: Convert to fraction form
    2,493.36/3,439.26 = 1,783.80/x
  3. Step 3: Cross multiply
    2,493.36x = 3,439.26 × 1,783.80
  4. Step 4: Simplify right side
    2,493.36x = 6,134,951.99
  5. Step 5: Solve for x
    x = 6,134,951.99/2,493.36
  6. Step 6: Final answer
    x = 2,460.52

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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.