Home / 2,192.19-3,023.91-1,404.87

Finding the Fourth Proportional to 2,192.19, 3,023.91 and 1,404.87

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Solution

The fourth proportional to 2,192.19, 3,023.91 and 1,404.87 is: 1,937.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.19 : 3,023.91 = 1,404.87 : x
  2. Step 2: Convert to fraction form
    2,192.19/3,023.91 = 1,404.87/x
  3. Step 3: Cross multiply
    2,192.19x = 3,023.91 × 1,404.87
  4. Step 4: Simplify right side
    2,192.19x = 4,248,200.44
  5. Step 5: Solve for x
    x = 4,248,200.44/2,192.19
  6. Step 6: Final answer
    x = 1,937.88

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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.