Home / 5,561.10-7,674.21-3,203.46

Finding the Fourth Proportional to 5,561.10, 7,674.21 and 3,203.46

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Solution

The fourth proportional to 5,561.10, 7,674.21 and 3,203.46 is: 4,420.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.10 : 7,674.21 = 3,203.46 : x
  2. Step 2: Convert to fraction form
    5,561.10/7,674.21 = 3,203.46/x
  3. Step 3: Cross multiply
    5,561.10x = 7,674.21 × 3,203.46
  4. Step 4: Simplify right side
    5,561.10x = 24,584,024.77
  5. Step 5: Solve for x
    x = 24,584,024.77/5,561.10
  6. Step 6: Final answer
    x = 4,420.71

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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.