Home / 4,556.34-6,291.12-2,790.36

Finding the Fourth Proportional to 4,556.34, 6,291.12 and 2,790.36

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Solution

The fourth proportional to 4,556.34, 6,291.12 and 2,790.36 is: 3,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,556.34 : 6,291.12 = 2,790.36 : x
  2. Step 2: Convert to fraction form
    4,556.34/6,291.12 = 2,790.36/x
  3. Step 3: Cross multiply
    4,556.34x = 6,291.12 × 2,790.36
  4. Step 4: Simplify right side
    4,556.34x = 17,554,489.60
  5. Step 5: Solve for x
    x = 17,554,489.60/4,556.34
  6. Step 6: Final answer
    x = 3,852.76

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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.