Home / 7,253.09-10,880.78-2,321.64

Finding the Fourth Proportional to 7,253.09, 10,880.78 and 2,321.64

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Solution

The fourth proportional to 7,253.09, 10,880.78 and 2,321.64 is: 3,482.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.09 : 10,880.78 = 2,321.64 : x
  2. Step 2: Convert to fraction form
    7,253.09/10,880.78 = 2,321.64/x
  3. Step 3: Cross multiply
    7,253.09x = 10,880.78 × 2,321.64
  4. Step 4: Simplify right side
    7,253.09x = 25,261,224.93
  5. Step 5: Solve for x
    x = 25,261,224.93/7,253.09
  6. Step 6: Final answer
    x = 3,482.82

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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.