Home / 5,228.07-7,838.93-2,222.57

Finding the Fourth Proportional to 5,228.07, 7,838.93 and 2,222.57

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Solution

The fourth proportional to 5,228.07, 7,838.93 and 2,222.57 is: 3,332.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.07 : 7,838.93 = 2,222.57 : x
  2. Step 2: Convert to fraction form
    5,228.07/7,838.93 = 2,222.57/x
  3. Step 3: Cross multiply
    5,228.07x = 7,838.93 × 2,222.57
  4. Step 4: Simplify right side
    5,228.07x = 17,422,520.34
  5. Step 5: Solve for x
    x = 17,422,520.34/5,228.07
  6. Step 6: Final answer
    x = 3,332.50

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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.