Home / 9,152.28-13,728.06-3,883.89

Finding the Fourth Proportional to 9,152.28, 13,728.06 and 3,883.89

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Solution

The fourth proportional to 9,152.28, 13,728.06 and 3,883.89 is: 5,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.28 : 13,728.06 = 3,883.89 : x
  2. Step 2: Convert to fraction form
    9,152.28/13,728.06 = 3,883.89/x
  3. Step 3: Cross multiply
    9,152.28x = 13,728.06 × 3,883.89
  4. Step 4: Simplify right side
    9,152.28x = 53,318,274.95
  5. Step 5: Solve for x
    x = 53,318,274.95/9,152.28
  6. Step 6: Final answer
    x = 5,825.68

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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.