Home / 2,454.30-3,384.99-1,735.21

Finding the Fourth Proportional to 2,454.30, 3,384.99 and 1,735.21

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Solution

The fourth proportional to 2,454.30, 3,384.99 and 1,735.21 is: 2,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.30 : 3,384.99 = 1,735.21 : x
  2. Step 2: Convert to fraction form
    2,454.30/3,384.99 = 1,735.21/x
  3. Step 3: Cross multiply
    2,454.30x = 3,384.99 × 1,735.21
  4. Step 4: Simplify right side
    2,454.30x = 5,873,664.16
  5. Step 5: Solve for x
    x = 5,873,664.16/2,454.30
  6. Step 6: Final answer
    x = 2,393.21

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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.