Home / 3,559.56-4,911.20-2,300.68

Finding the Fourth Proportional to 3,559.56, 4,911.20 and 2,300.68

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Solution

The fourth proportional to 3,559.56, 4,911.20 and 2,300.68 is: 3,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.56 : 4,911.20 = 2,300.68 : x
  2. Step 2: Convert to fraction form
    3,559.56/4,911.20 = 2,300.68/x
  3. Step 3: Cross multiply
    3,559.56x = 4,911.20 × 2,300.68
  4. Step 4: Simplify right side
    3,559.56x = 11,299,102.88
  5. Step 5: Solve for x
    x = 11,299,102.88/3,559.56
  6. Step 6: Final answer
    x = 3,174.30

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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.