Home / 2,889.76-4,334.46-1,654.06

Finding the Fourth Proportional to 2,889.76, 4,334.46 and 1,654.06

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Solution

The fourth proportional to 2,889.76, 4,334.46 and 1,654.06 is: 2,480.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.76 : 4,334.46 = 1,654.06 : x
  2. Step 2: Convert to fraction form
    2,889.76/4,334.46 = 1,654.06/x
  3. Step 3: Cross multiply
    2,889.76x = 4,334.46 × 1,654.06
  4. Step 4: Simplify right side
    2,889.76x = 7,169,456.91
  5. Step 5: Solve for x
    x = 7,169,456.91/2,889.76
  6. Step 6: Final answer
    x = 2,480.99

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1.5x scale

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.