Home / 6,558.98-9,047.70-3,906.23

Finding the Fourth Proportional to 6,558.98, 9,047.70 and 3,906.23

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Solution

The fourth proportional to 6,558.98, 9,047.70 and 3,906.23 is: 5,388.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.98 : 9,047.70 = 3,906.23 : x
  2. Step 2: Convert to fraction form
    6,558.98/9,047.70 = 3,906.23/x
  3. Step 3: Cross multiply
    6,558.98x = 9,047.70 × 3,906.23
  4. Step 4: Simplify right side
    6,558.98x = 35,342,351.93
  5. Step 5: Solve for x
    x = 35,342,351.93/6,558.98
  6. Step 6: Final answer
    x = 5,388.40

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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.