Home / 4,811.10-7,208.55-3,166.80

Finding the Fourth Proportional to 4,811.10, 7,208.55 and 3,166.80

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Solution

The fourth proportional to 4,811.10, 7,208.55 and 3,166.80 is: 4,744.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.10 : 7,208.55 = 3,166.80 : x
  2. Step 2: Convert to fraction form
    4,811.10/7,208.55 = 3,166.80/x
  3. Step 3: Cross multiply
    4,811.10x = 7,208.55 × 3,166.80
  4. Step 4: Simplify right side
    4,811.10x = 22,828,036.14
  5. Step 5: Solve for x
    x = 22,828,036.14/4,811.10
  6. Step 6: Final answer
    x = 4,744.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.