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Finding the Fourth Proportional to 1,775.73, 2,660.46 and 1,582.44

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Solution

The fourth proportional to 1,775.73, 2,660.46 and 1,582.44 is: 2,370.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.73 : 2,660.46 = 1,582.44 : x
  2. Step 2: Convert to fraction form
    1,775.73/2,660.46 = 1,582.44/x
  3. Step 3: Cross multiply
    1,775.73x = 2,660.46 × 1,582.44
  4. Step 4: Simplify right side
    1,775.73x = 4,210,018.32
  5. Step 5: Solve for x
    x = 4,210,018.32/1,775.73
  6. Step 6: Final answer
    x = 2,370.87

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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.