Home / 4,143.56-6,217.77-2,972.30

Finding the Fourth Proportional to 4,143.56, 6,217.77 and 2,972.30

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Solution

The fourth proportional to 4,143.56, 6,217.77 and 2,972.30 is: 4,460.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.56 : 6,217.77 = 2,972.30 : x
  2. Step 2: Convert to fraction form
    4,143.56/6,217.77 = 2,972.30/x
  3. Step 3: Cross multiply
    4,143.56x = 6,217.77 × 2,972.30
  4. Step 4: Simplify right side
    4,143.56x = 18,481,077.77
  5. Step 5: Solve for x
    x = 18,481,077.77/4,143.56
  6. Step 6: Final answer
    x = 4,460.19

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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.