Home / 1,754.19-2,421.07-1,333.87

Finding the Fourth Proportional to 1,754.19, 2,421.07 and 1,333.87

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Solution

The fourth proportional to 1,754.19, 2,421.07 and 1,333.87 is: 1,840.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754.19 : 2,421.07 = 1,333.87 : x
  2. Step 2: Convert to fraction form
    1,754.19/2,421.07 = 1,333.87/x
  3. Step 3: Cross multiply
    1,754.19x = 2,421.07 × 1,333.87
  4. Step 4: Simplify right side
    1,754.19x = 3,229,392.33
  5. Step 5: Solve for x
    x = 3,229,392.33/1,754.19
  6. Step 6: Final answer
    x = 1,840.96

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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.