Home / 4,771.11-7,155.05-3,015.03

Finding the Fourth Proportional to 4,771.11, 7,155.05 and 3,015.03

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Solution

The fourth proportional to 4,771.11, 7,155.05 and 3,015.03 is: 4,521.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.11 : 7,155.05 = 3,015.03 : x
  2. Step 2: Convert to fraction form
    4,771.11/7,155.05 = 3,015.03/x
  3. Step 3: Cross multiply
    4,771.11x = 7,155.05 × 3,015.03
  4. Step 4: Simplify right side
    4,771.11x = 21,572,675.33
  5. Step 5: Solve for x
    x = 21,572,675.33/4,771.11
  6. Step 6: Final answer
    x = 4,521.52

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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.