Home / 6,103.10-8,422.80-3,450.98

Finding the Fourth Proportional to 6,103.10, 8,422.80 and 3,450.98

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Solution

The fourth proportional to 6,103.10, 8,422.80 and 3,450.98 is: 4,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.10 : 8,422.80 = 3,450.98 : x
  2. Step 2: Convert to fraction form
    6,103.10/8,422.80 = 3,450.98/x
  3. Step 3: Cross multiply
    6,103.10x = 8,422.80 × 3,450.98
  4. Step 4: Simplify right side
    6,103.10x = 29,066,914.34
  5. Step 5: Solve for x
    x = 29,066,914.34/6,103.10
  6. Step 6: Final answer
    x = 4,762.65

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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.