Home / 4,071.70-6,109.43-2,824.20

Finding the Fourth Proportional to 4,071.70, 6,109.43 and 2,824.20

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Solution

The fourth proportional to 4,071.70, 6,109.43 and 2,824.20 is: 4,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.70 : 6,109.43 = 2,824.20 : x
  2. Step 2: Convert to fraction form
    4,071.70/6,109.43 = 2,824.20/x
  3. Step 3: Cross multiply
    4,071.70x = 6,109.43 × 2,824.20
  4. Step 4: Simplify right side
    4,071.70x = 17,254,238.09
  5. Step 5: Solve for x
    x = 17,254,238.09/4,071.70
  6. Step 6: Final answer
    x = 4,237.60

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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.