Home / 2,848.73-4,265.63-2,290.47

Finding the Fourth Proportional to 2,848.73, 4,265.63 and 2,290.47

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Solution

The fourth proportional to 2,848.73, 4,265.63 and 2,290.47 is: 3,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.73 : 4,265.63 = 2,290.47 : x
  2. Step 2: Convert to fraction form
    2,848.73/4,265.63 = 2,290.47/x
  3. Step 3: Cross multiply
    2,848.73x = 4,265.63 × 2,290.47
  4. Step 4: Simplify right side
    2,848.73x = 9,770,278.69
  5. Step 5: Solve for x
    x = 9,770,278.69/2,848.73
  6. Step 6: Final answer
    x = 3,429.70

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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.