Home / 3,841.98-5,301.78-2,270.58

Finding the Fourth Proportional to 3,841.98, 5,301.78 and 2,270.58

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Solution

The fourth proportional to 3,841.98, 5,301.78 and 2,270.58 is: 3,133.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.98 : 5,301.78 = 2,270.58 : x
  2. Step 2: Convert to fraction form
    3,841.98/5,301.78 = 2,270.58/x
  3. Step 3: Cross multiply
    3,841.98x = 5,301.78 × 2,270.58
  4. Step 4: Simplify right side
    3,841.98x = 12,038,115.63
  5. Step 5: Solve for x
    x = 12,038,115.63/3,841.98
  6. Step 6: Final answer
    x = 3,133.31

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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.