Home / 1,712.26-2,362.90-966.35

Finding the Fourth Proportional to 1,712.26, 2,362.90 and 966.35

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Solution

The fourth proportional to 1,712.26, 2,362.90 and 966.35 is: 1,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.26 : 2,362.90 = 966.35 : x
  2. Step 2: Convert to fraction form
    1,712.26/2,362.90 = 966.35/x
  3. Step 3: Cross multiply
    1,712.26x = 2,362.90 × 966.35
  4. Step 4: Simplify right side
    1,712.26x = 2,283,388.42
  5. Step 5: Solve for x
    x = 2,283,388.42/1,712.26
  6. Step 6: Final answer
    x = 1,333.55

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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.