Home / 2,898.21-4,001.04-2,233.59

Finding the Fourth Proportional to 2,898.21, 4,001.04 and 2,233.59

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Solution

The fourth proportional to 2,898.21, 4,001.04 and 2,233.59 is: 3,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.21 : 4,001.04 = 2,233.59 : x
  2. Step 2: Convert to fraction form
    2,898.21/4,001.04 = 2,233.59/x
  3. Step 3: Cross multiply
    2,898.21x = 4,001.04 × 2,233.59
  4. Step 4: Simplify right side
    2,898.21x = 8,936,682.93
  5. Step 5: Solve for x
    x = 8,936,682.93/2,898.21
  6. Step 6: Final answer
    x = 3,083.52

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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.