Home / 6,212.90-9,320.63-4,233.66

Finding the Fourth Proportional to 6,212.90, 9,320.63 and 4,233.66

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Solution

The fourth proportional to 6,212.90, 9,320.63 and 4,233.66 is: 6,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.90 : 9,320.63 = 4,233.66 : x
  2. Step 2: Convert to fraction form
    6,212.90/9,320.63 = 4,233.66/x
  3. Step 3: Cross multiply
    6,212.90x = 9,320.63 × 4,233.66
  4. Step 4: Simplify right side
    6,212.90x = 39,460,357.24
  5. Step 5: Solve for x
    x = 39,460,357.24/6,212.90
  6. Step 6: Final answer
    x = 6,351.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.