Home / 9,322.48-13,980.39-3,081.34

Finding the Fourth Proportional to 9,322.48, 13,980.39 and 3,081.34

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Solution

The fourth proportional to 9,322.48, 13,980.39 and 3,081.34 is: 4,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322.48 : 13,980.39 = 3,081.34 : x
  2. Step 2: Convert to fraction form
    9,322.48/13,980.39 = 3,081.34/x
  3. Step 3: Cross multiply
    9,322.48x = 13,980.39 × 3,081.34
  4. Step 4: Simplify right side
    9,322.48x = 43,078,334.92
  5. Step 5: Solve for x
    x = 43,078,334.92/9,322.48
  6. Step 6: Final answer
    x = 4,620.91

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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.