Home / 9,211.14-13,816.71-2,285.64

Finding the Fourth Proportional to 9,211.14, 13,816.71 and 2,285.64

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Solution

The fourth proportional to 9,211.14, 13,816.71 and 2,285.64 is: 3,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.14 : 13,816.71 = 2,285.64 : x
  2. Step 2: Convert to fraction form
    9,211.14/13,816.71 = 2,285.64/x
  3. Step 3: Cross multiply
    9,211.14x = 13,816.71 × 2,285.64
  4. Step 4: Simplify right side
    9,211.14x = 31,580,025.04
  5. Step 5: Solve for x
    x = 31,580,025.04/9,211.14
  6. Step 6: Final answer
    x = 3,428.46

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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.