Home / 3,556.14-5,334.24-1,247.64

Finding the Fourth Proportional to 3,556.14, 5,334.24 and 1,247.64

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Solution

The fourth proportional to 3,556.14, 5,334.24 and 1,247.64 is: 1,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.14 : 5,334.24 = 1,247.64 : x
  2. Step 2: Convert to fraction form
    3,556.14/5,334.24 = 1,247.64/x
  3. Step 3: Cross multiply
    3,556.14x = 5,334.24 × 1,247.64
  4. Step 4: Simplify right side
    3,556.14x = 6,655,211.19
  5. Step 5: Solve for x
    x = 6,655,211.19/3,556.14
  6. Step 6: Final answer
    x = 1,871.47

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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.