Home / 6,603.26-9,109.22-4,212.62

Finding the Fourth Proportional to 6,603.26, 9,109.22 and 4,212.62

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Solution

The fourth proportional to 6,603.26, 9,109.22 and 4,212.62 is: 5,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.26 : 9,109.22 = 4,212.62 : x
  2. Step 2: Convert to fraction form
    6,603.26/9,109.22 = 4,212.62/x
  3. Step 3: Cross multiply
    6,603.26x = 9,109.22 × 4,212.62
  4. Step 4: Simplify right side
    6,603.26x = 38,373,682.36
  5. Step 5: Solve for x
    x = 38,373,682.36/6,603.26
  6. Step 6: Final answer
    x = 5,811.32

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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.