Home / 4,490.69-6,194.34-3,212.19

Finding the Fourth Proportional to 4,490.69, 6,194.34 and 3,212.19

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Solution

The fourth proportional to 4,490.69, 6,194.34 and 3,212.19 is: 4,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.69 : 6,194.34 = 3,212.19 : x
  2. Step 2: Convert to fraction form
    4,490.69/6,194.34 = 3,212.19/x
  3. Step 3: Cross multiply
    4,490.69x = 6,194.34 × 3,212.19
  4. Step 4: Simplify right side
    4,490.69x = 19,897,397.00
  5. Step 5: Solve for x
    x = 19,897,397.00/4,490.69
  6. Step 6: Final answer
    x = 4,430.82

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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.