Home / 4,745.12-6,548.56-2,649.38

Finding the Fourth Proportional to 4,745.12, 6,548.56 and 2,649.38

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Solution

The fourth proportional to 4,745.12, 6,548.56 and 2,649.38 is: 3,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.12 : 6,548.56 = 2,649.38 : x
  2. Step 2: Convert to fraction form
    4,745.12/6,548.56 = 2,649.38/x
  3. Step 3: Cross multiply
    4,745.12x = 6,548.56 × 2,649.38
  4. Step 4: Simplify right side
    4,745.12x = 17,349,623.89
  5. Step 5: Solve for x
    x = 17,349,623.89/4,745.12
  6. Step 6: Final answer
    x = 3,656.31

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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.