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Finding the Fourth Proportional to 2,043.35, 3,065.07 and 582.54

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Solution

The fourth proportional to 2,043.35, 3,065.07 and 582.54 is: 873.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.35 : 3,065.07 = 582.54 : x
  2. Step 2: Convert to fraction form
    2,043.35/3,065.07 = 582.54/x
  3. Step 3: Cross multiply
    2,043.35x = 3,065.07 × 582.54
  4. Step 4: Simplify right side
    2,043.35x = 1,785,528.89
  5. Step 5: Solve for x
    x = 1,785,528.89/2,043.35
  6. Step 6: Final answer
    x = 873.82

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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.