Home / 1,708.29-2,357.35-962.22

Finding the Fourth Proportional to 1,708.29, 2,357.35 and 962.22

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Solution

The fourth proportional to 1,708.29, 2,357.35 and 962.22 is: 1,327.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.29 : 2,357.35 = 962.22 : x
  2. Step 2: Convert to fraction form
    1,708.29/2,357.35 = 962.22/x
  3. Step 3: Cross multiply
    1,708.29x = 2,357.35 × 962.22
  4. Step 4: Simplify right side
    1,708.29x = 2,268,284.51
  5. Step 5: Solve for x
    x = 2,268,284.51/1,708.29
  6. Step 6: Final answer
    x = 1,327.81

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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.