Home / 1,755.14-2,422.17-1,009.26

Finding the Fourth Proportional to 1,755.14, 2,422.17 and 1,009.26

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Solution

The fourth proportional to 1,755.14, 2,422.17 and 1,009.26 is: 1,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.14 : 2,422.17 = 1,009.26 : x
  2. Step 2: Convert to fraction form
    1,755.14/2,422.17 = 1,009.26/x
  3. Step 3: Cross multiply
    1,755.14x = 2,422.17 × 1,009.26
  4. Step 4: Simplify right side
    1,755.14x = 2,444,599.29
  5. Step 5: Solve for x
    x = 2,444,599.29/1,755.14
  6. Step 6: Final answer
    x = 1,392.83

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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.