Home / 4,964.45-6,849.69-3,971.75

Finding the Fourth Proportional to 4,964.45, 6,849.69 and 3,971.75

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Solution

The fourth proportional to 4,964.45, 6,849.69 and 3,971.75 is: 5,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964.45 : 6,849.69 = 3,971.75 : x
  2. Step 2: Convert to fraction form
    4,964.45/6,849.69 = 3,971.75/x
  3. Step 3: Cross multiply
    4,964.45x = 6,849.69 × 3,971.75
  4. Step 4: Simplify right side
    4,964.45x = 27,205,256.26
  5. Step 5: Solve for x
    x = 27,205,256.26/4,964.45
  6. Step 6: Final answer
    x = 5,480.01

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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.