Home / 3,021.00-4,174.00-2,686.47

Finding the Fourth Proportional to 3,021.00, 4,174.00 and 2,686.47

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Solution

The fourth proportional to 3,021.00, 4,174.00 and 2,686.47 is: 3,711.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.00 : 4,174.00 = 2,686.47 : x
  2. Step 2: Convert to fraction form
    3,021.00/4,174.00 = 2,686.47/x
  3. Step 3: Cross multiply
    3,021.00x = 4,174.00 × 2,686.47
  4. Step 4: Simplify right side
    3,021.00x = 11,213,303.41
  5. Step 5: Solve for x
    x = 11,213,303.41/3,021.00
  6. Step 6: Final answer
    x = 3,711.79

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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.