Home / 9,039.16-13,561.98-3,194.20

Finding the Fourth Proportional to 9,039.16, 13,561.98 and 3,194.20

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Solution

The fourth proportional to 9,039.16, 13,561.98 and 3,194.20 is: 4,792.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.16 : 13,561.98 = 3,194.20 : x
  2. Step 2: Convert to fraction form
    9,039.16/13,561.98 = 3,194.20/x
  3. Step 3: Cross multiply
    9,039.16x = 13,561.98 × 3,194.20
  4. Step 4: Simplify right side
    9,039.16x = 43,319,676.52
  5. Step 5: Solve for x
    x = 43,319,676.52/9,039.16
  6. Step 6: Final answer
    x = 4,792.44

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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.