Home / 3,006.03-4,147.29-2,154.59

Finding the Fourth Proportional to 3,006.03, 4,147.29 and 2,154.59

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Solution

The fourth proportional to 3,006.03, 4,147.29 and 2,154.59 is: 2,972.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.03 : 4,147.29 = 2,154.59 : x
  2. Step 2: Convert to fraction form
    3,006.03/4,147.29 = 2,154.59/x
  3. Step 3: Cross multiply
    3,006.03x = 4,147.29 × 2,154.59
  4. Step 4: Simplify right side
    3,006.03x = 8,935,709.56
  5. Step 5: Solve for x
    x = 8,935,709.56/3,006.03
  6. Step 6: Final answer
    x = 2,972.59

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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.