Home / 4,058.39-5,600.67-2,642.78

Finding the Fourth Proportional to 4,058.39, 5,600.67 and 2,642.78

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Solution

The fourth proportional to 4,058.39, 5,600.67 and 2,642.78 is: 3,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,058.39 : 5,600.67 = 2,642.78 : x
  2. Step 2: Convert to fraction form
    4,058.39/5,600.67 = 2,642.78/x
  3. Step 3: Cross multiply
    4,058.39x = 5,600.67 × 2,642.78
  4. Step 4: Simplify right side
    4,058.39x = 14,801,338.66
  5. Step 5: Solve for x
    x = 14,801,338.66/4,058.39
  6. Step 6: Final answer
    x = 3,647.10

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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.