Home / 2,238.68-3,090.48-1,717.04

Finding the Fourth Proportional to 2,238.68, 3,090.48 and 1,717.04

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Solution

The fourth proportional to 2,238.68, 3,090.48 and 1,717.04 is: 2,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.68 : 3,090.48 = 1,717.04 : x
  2. Step 2: Convert to fraction form
    2,238.68/3,090.48 = 1,717.04/x
  3. Step 3: Cross multiply
    2,238.68x = 3,090.48 × 1,717.04
  4. Step 4: Simplify right side
    2,238.68x = 5,306,477.78
  5. Step 5: Solve for x
    x = 5,306,477.78/2,238.68
  6. Step 6: Final answer
    x = 2,370.36

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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.