Home / 4,148.81-5,725.45-2,260.50

Finding the Fourth Proportional to 4,148.81, 5,725.45 and 2,260.50

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Solution

The fourth proportional to 4,148.81, 5,725.45 and 2,260.50 is: 3,119.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.81 : 5,725.45 = 2,260.50 : x
  2. Step 2: Convert to fraction form
    4,148.81/5,725.45 = 2,260.50/x
  3. Step 3: Cross multiply
    4,148.81x = 5,725.45 × 2,260.50
  4. Step 4: Simplify right side
    4,148.81x = 12,942,379.73
  5. Step 5: Solve for x
    x = 12,942,379.73/4,148.81
  6. Step 6: Final answer
    x = 3,119.54

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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.