Home / 9,290.70-13,921.47-4,894.83

Finding the Fourth Proportional to 9,290.70, 13,921.47 and 4,894.83

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Solution

The fourth proportional to 9,290.70, 13,921.47 and 4,894.83 is: 7,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290.70 : 13,921.47 = 4,894.83 : x
  2. Step 2: Convert to fraction form
    9,290.70/13,921.47 = 4,894.83/x
  3. Step 3: Cross multiply
    9,290.70x = 13,921.47 × 4,894.83
  4. Step 4: Simplify right side
    9,290.70x = 68,143,229.00
  5. Step 5: Solve for x
    x = 68,143,229.00/9,290.70
  6. Step 6: Final answer
    x = 7,334.56

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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.