Home / 2,954.76-4,429.40-1,655.31

Finding the Fourth Proportional to 2,954.76, 4,429.40 and 1,655.31

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Solution

The fourth proportional to 2,954.76, 4,429.40 and 1,655.31 is: 2,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.76 : 4,429.40 = 1,655.31 : x
  2. Step 2: Convert to fraction form
    2,954.76/4,429.40 = 1,655.31/x
  3. Step 3: Cross multiply
    2,954.76x = 4,429.40 × 1,655.31
  4. Step 4: Simplify right side
    2,954.76x = 7,332,030.11
  5. Step 5: Solve for x
    x = 7,332,030.11/2,954.76
  6. Step 6: Final answer
    x = 2,481.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.