Home / 5,345.95-8,018.31-2,226.44

Finding the Fourth Proportional to 5,345.95, 8,018.31 and 2,226.44

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Solution

The fourth proportional to 5,345.95, 8,018.31 and 2,226.44 is: 3,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.95 : 8,018.31 = 2,226.44 : x
  2. Step 2: Convert to fraction form
    5,345.95/8,018.31 = 2,226.44/x
  3. Step 3: Cross multiply
    5,345.95x = 8,018.31 × 2,226.44
  4. Step 4: Simplify right side
    5,345.95x = 17,852,286.12
  5. Step 5: Solve for x
    x = 17,852,286.12/5,345.95
  6. Step 6: Final answer
    x = 3,339.40

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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.