Home / 4,694.55-7,040.40-2,228.50

Finding the Fourth Proportional to 4,694.55, 7,040.40 and 2,228.50

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Solution

The fourth proportional to 4,694.55, 7,040.40 and 2,228.50 is: 3,342.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694.55 : 7,040.40 = 2,228.50 : x
  2. Step 2: Convert to fraction form
    4,694.55/7,040.40 = 2,228.50/x
  3. Step 3: Cross multiply
    4,694.55x = 7,040.40 × 2,228.50
  4. Step 4: Simplify right side
    4,694.55x = 15,689,531.40
  5. Step 5: Solve for x
    x = 15,689,531.40/4,694.55
  6. Step 6: Final answer
    x = 3,342.07

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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.