Home / 6,122.16-8,447.34-3,604.38

Finding the Fourth Proportional to 6,122.16, 8,447.34 and 3,604.38

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Solution

The fourth proportional to 6,122.16, 8,447.34 and 3,604.38 is: 4,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.16 : 8,447.34 = 3,604.38 : x
  2. Step 2: Convert to fraction form
    6,122.16/8,447.34 = 3,604.38/x
  3. Step 3: Cross multiply
    6,122.16x = 8,447.34 × 3,604.38
  4. Step 4: Simplify right side
    6,122.16x = 30,447,423.35
  5. Step 5: Solve for x
    x = 30,447,423.35/6,122.16
  6. Step 6: Final answer
    x = 4,973.31

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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.