Home / 2,192.57-3,024.16-1,395.11

Finding the Fourth Proportional to 2,192.57, 3,024.16 and 1,395.11

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Solution

The fourth proportional to 2,192.57, 3,024.16 and 1,395.11 is: 1,924.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.57 : 3,024.16 = 1,395.11 : x
  2. Step 2: Convert to fraction form
    2,192.57/3,024.16 = 1,395.11/x
  3. Step 3: Cross multiply
    2,192.57x = 3,024.16 × 1,395.11
  4. Step 4: Simplify right side
    2,192.57x = 4,219,035.86
  5. Step 5: Solve for x
    x = 4,219,035.86/2,192.57
  6. Step 6: Final answer
    x = 1,924.24

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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.