Home / 5,365.62-7,405.38-3,212.01

Finding the Fourth Proportional to 5,365.62, 7,405.38 and 3,212.01

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Solution

The fourth proportional to 5,365.62, 7,405.38 and 3,212.01 is: 4,433.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.62 : 7,405.38 = 3,212.01 : x
  2. Step 2: Convert to fraction form
    5,365.62/7,405.38 = 3,212.01/x
  3. Step 3: Cross multiply
    5,365.62x = 7,405.38 × 3,212.01
  4. Step 4: Simplify right side
    5,365.62x = 23,786,154.61
  5. Step 5: Solve for x
    x = 23,786,154.61/5,365.62
  6. Step 6: Final answer
    x = 4,433.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.