Home / 3,556.32-4,881.62-3,154.56

Finding the Fourth Proportional to 3,556.32, 4,881.62 and 3,154.56

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Solution

The fourth proportional to 3,556.32, 4,881.62 and 3,154.56 is: 4,330.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.32 : 4,881.62 = 3,154.56 : x
  2. Step 2: Convert to fraction form
    3,556.32/4,881.62 = 3,154.56/x
  3. Step 3: Cross multiply
    3,556.32x = 4,881.62 × 3,154.56
  4. Step 4: Simplify right side
    3,556.32x = 15,399,363.19
  5. Step 5: Solve for x
    x = 15,399,363.19/3,556.32
  6. Step 6: Final answer
    x = 4,330.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.