Home / 2,654.46-3,663.19-1,660.34

Finding the Fourth Proportional to 2,654.46, 3,663.19 and 1,660.34

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Solution

The fourth proportional to 2,654.46, 3,663.19 and 1,660.34 is: 2,291.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.46 : 3,663.19 = 1,660.34 : x
  2. Step 2: Convert to fraction form
    2,654.46/3,663.19 = 1,660.34/x
  3. Step 3: Cross multiply
    2,654.46x = 3,663.19 × 1,660.34
  4. Step 4: Simplify right side
    2,654.46x = 6,082,140.88
  5. Step 5: Solve for x
    x = 6,082,140.88/2,654.46
  6. Step 6: Final answer
    x = 2,291.29

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1.5x scale

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.