Home / 4,745.58-6,548.91-2,649.78

Finding the Fourth Proportional to 4,745.58, 6,548.91 and 2,649.78

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Solution

The fourth proportional to 4,745.58, 6,548.91 and 2,649.78 is: 3,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.58 : 6,548.91 = 2,649.78 : x
  2. Step 2: Convert to fraction form
    4,745.58/6,548.91 = 2,649.78/x
  3. Step 3: Cross multiply
    4,745.58x = 6,548.91 × 2,649.78
  4. Step 4: Simplify right side
    4,745.58x = 17,353,170.74
  5. Step 5: Solve for x
    x = 17,353,170.74/4,745.58
  6. Step 6: Final answer
    x = 3,656.70

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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.