Home / 2,472.36-3,411.43-1,424.22

Finding the Fourth Proportional to 2,472.36, 3,411.43 and 1,424.22

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Solution

The fourth proportional to 2,472.36, 3,411.43 and 1,424.22 is: 1,965.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472.36 : 3,411.43 = 1,424.22 : x
  2. Step 2: Convert to fraction form
    2,472.36/3,411.43 = 1,424.22/x
  3. Step 3: Cross multiply
    2,472.36x = 3,411.43 × 1,424.22
  4. Step 4: Simplify right side
    2,472.36x = 4,858,623.27
  5. Step 5: Solve for x
    x = 4,858,623.27/2,472.36
  6. Step 6: Final answer
    x = 1,965.18

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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.