Home / 7,485.48-11,228.22-2,290.68

Finding the Fourth Proportional to 7,485.48, 11,228.22 and 2,290.68

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Solution

The fourth proportional to 7,485.48, 11,228.22 and 2,290.68 is: 3,436.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.48 : 11,228.22 = 2,290.68 : x
  2. Step 2: Convert to fraction form
    7,485.48/11,228.22 = 2,290.68/x
  3. Step 3: Cross multiply
    7,485.48x = 11,228.22 × 2,290.68
  4. Step 4: Simplify right side
    7,485.48x = 25,720,258.99
  5. Step 5: Solve for x
    x = 25,720,258.99/7,485.48
  6. Step 6: Final answer
    x = 3,436.02

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Similar ratio
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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.