Home / 3,021.03-4,167.98-1,901.56

Finding the Fourth Proportional to 3,021.03, 4,167.98 and 1,901.56

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Solution

The fourth proportional to 3,021.03, 4,167.98 and 1,901.56 is: 2,623.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.03 : 4,167.98 = 1,901.56 : x
  2. Step 2: Convert to fraction form
    3,021.03/4,167.98 = 1,901.56/x
  3. Step 3: Cross multiply
    3,021.03x = 4,167.98 × 1,901.56
  4. Step 4: Simplify right side
    3,021.03x = 7,925,682.00
  5. Step 5: Solve for x
    x = 7,925,682.00/3,021.03
  6. Step 6: Final answer
    x = 2,623.50

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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.