Home / 4,874.24-6,726.86-2,884.48

Finding the Fourth Proportional to 4,874.24, 6,726.86 and 2,884.48

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Solution

The fourth proportional to 4,874.24, 6,726.86 and 2,884.48 is: 3,980.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.24 : 6,726.86 = 2,884.48 : x
  2. Step 2: Convert to fraction form
    4,874.24/6,726.86 = 2,884.48/x
  3. Step 3: Cross multiply
    4,874.24x = 6,726.86 × 2,884.48
  4. Step 4: Simplify right side
    4,874.24x = 19,403,493.13
  5. Step 5: Solve for x
    x = 19,403,493.13/4,874.24
  6. Step 6: Final answer
    x = 3,980.82

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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.