Home / 2,190.51-3,024.18-1,446.66

Finding the Fourth Proportional to 2,190.51, 3,024.18 and 1,446.66

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Solution

The fourth proportional to 2,190.51, 3,024.18 and 1,446.66 is: 1,997.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190.51 : 3,024.18 = 1,446.66 : x
  2. Step 2: Convert to fraction form
    2,190.51/3,024.18 = 1,446.66/x
  3. Step 3: Cross multiply
    2,190.51x = 3,024.18 × 1,446.66
  4. Step 4: Simplify right side
    2,190.51x = 4,374,960.24
  5. Step 5: Solve for x
    x = 4,374,960.24/2,190.51
  6. Step 6: Final answer
    x = 1,997.23

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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.