Home / 1,708.52-2,357.68-962.47

Finding the Fourth Proportional to 1,708.52, 2,357.68 and 962.47

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Solution

The fourth proportional to 1,708.52, 2,357.68 and 962.47 is: 1,328.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.52 : 2,357.68 = 962.47 : x
  2. Step 2: Convert to fraction form
    1,708.52/2,357.68 = 962.47/x
  3. Step 3: Cross multiply
    1,708.52x = 2,357.68 × 962.47
  4. Step 4: Simplify right side
    1,708.52x = 2,269,187.97
  5. Step 5: Solve for x
    x = 2,269,187.97/1,708.52
  6. Step 6: Final answer
    x = 1,328.16

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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.