Home / 2,192.43-3,024.77-1,406.91

Finding the Fourth Proportional to 2,192.43, 3,024.77 and 1,406.91

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Solution

The fourth proportional to 2,192.43, 3,024.77 and 1,406.91 is: 1,941.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.43 : 3,024.77 = 1,406.91 : x
  2. Step 2: Convert to fraction form
    2,192.43/3,024.77 = 1,406.91/x
  3. Step 3: Cross multiply
    2,192.43x = 3,024.77 × 1,406.91
  4. Step 4: Simplify right side
    2,192.43x = 4,255,579.16
  5. Step 5: Solve for x
    x = 4,255,579.16/2,192.43
  6. Step 6: Final answer
    x = 1,941.03

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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.