Home / 4,147.68-5,725.07-2,554.81

Finding the Fourth Proportional to 4,147.68, 5,725.07 and 2,554.81

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Solution

The fourth proportional to 4,147.68, 5,725.07 and 2,554.81 is: 3,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.68 : 5,725.07 = 2,554.81 : x
  2. Step 2: Convert to fraction form
    4,147.68/5,725.07 = 2,554.81/x
  3. Step 3: Cross multiply
    4,147.68x = 5,725.07 × 2,554.81
  4. Step 4: Simplify right side
    4,147.68x = 14,626,466.09
  5. Step 5: Solve for x
    x = 14,626,466.09/4,147.68
  6. Step 6: Final answer
    x = 3,526.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.