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Finding the Fourth Proportional to 3,582.57, 5,373.42 and 2,270.37

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Solution

The fourth proportional to 3,582.57, 5,373.42 and 2,270.37 is: 3,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.57 : 5,373.42 = 2,270.37 : x
  2. Step 2: Convert to fraction form
    3,582.57/5,373.42 = 2,270.37/x
  3. Step 3: Cross multiply
    3,582.57x = 5,373.42 × 2,270.37
  4. Step 4: Simplify right side
    3,582.57x = 12,199,651.57
  5. Step 5: Solve for x
    x = 12,199,651.57/3,582.57
  6. Step 6: Final answer
    x = 3,405.28

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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.