Home / 2,292.80-3,442.44-2,007.68

Finding the Fourth Proportional to 2,292.80, 3,442.44 and 2,007.68

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Solution

The fourth proportional to 2,292.80, 3,442.44 and 2,007.68 is: 3,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.80 : 3,442.44 = 2,007.68 : x
  2. Step 2: Convert to fraction form
    2,292.80/3,442.44 = 2,007.68/x
  3. Step 3: Cross multiply
    2,292.80x = 3,442.44 × 2,007.68
  4. Step 4: Simplify right side
    2,292.80x = 6,911,317.94
  5. Step 5: Solve for x
    x = 6,911,317.94/2,292.80
  6. Step 6: Final answer
    x = 3,014.36

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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.