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Finding the Fourth Proportional to 3,562.75, 5,345.16 and 1,482.37

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Solution

The fourth proportional to 3,562.75, 5,345.16 and 1,482.37 is: 2,223.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.75 : 5,345.16 = 1,482.37 : x
  2. Step 2: Convert to fraction form
    3,562.75/5,345.16 = 1,482.37/x
  3. Step 3: Cross multiply
    3,562.75x = 5,345.16 × 1,482.37
  4. Step 4: Simplify right side
    3,562.75x = 7,923,504.83
  5. Step 5: Solve for x
    x = 7,923,504.83/3,562.75
  6. Step 6: Final answer
    x = 2,223.99

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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.