Home / 1,708.96-2,358.24-962.88

Finding the Fourth Proportional to 1,708.96, 2,358.24 and 962.88

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Solution

The fourth proportional to 1,708.96, 2,358.24 and 962.88 is: 1,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.96 : 2,358.24 = 962.88 : x
  2. Step 2: Convert to fraction form
    1,708.96/2,358.24 = 962.88/x
  3. Step 3: Cross multiply
    1,708.96x = 2,358.24 × 962.88
  4. Step 4: Simplify right side
    1,708.96x = 2,270,702.13
  5. Step 5: Solve for x
    x = 2,270,702.13/1,708.96
  6. Step 6: Final answer
    x = 1,328.70

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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.