Home / 4,240.98-5,848.73-2,647.78

Finding the Fourth Proportional to 4,240.98, 5,848.73 and 2,647.78

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Solution

The fourth proportional to 4,240.98, 5,848.73 and 2,647.78 is: 3,651.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.98 : 5,848.73 = 2,647.78 : x
  2. Step 2: Convert to fraction form
    4,240.98/5,848.73 = 2,647.78/x
  3. Step 3: Cross multiply
    4,240.98x = 5,848.73 × 2,647.78
  4. Step 4: Simplify right side
    4,240.98x = 15,486,127.19
  5. Step 5: Solve for x
    x = 15,486,127.19/4,240.98
  6. Step 6: Final answer
    x = 3,651.54

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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.