Home / 2,185.34-3,015.30-1,301.46

Finding the Fourth Proportional to 2,185.34, 3,015.30 and 1,301.46

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Solution

The fourth proportional to 2,185.34, 3,015.30 and 1,301.46 is: 1,795.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185.34 : 3,015.30 = 1,301.46 : x
  2. Step 2: Convert to fraction form
    2,185.34/3,015.30 = 1,301.46/x
  3. Step 3: Cross multiply
    2,185.34x = 3,015.30 × 1,301.46
  4. Step 4: Simplify right side
    2,185.34x = 3,924,292.34
  5. Step 5: Solve for x
    x = 3,924,292.34/2,185.34
  6. Step 6: Final answer
    x = 1,795.74

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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.