Home / 5,673.06-7,828.83-3,315.22

Finding the Fourth Proportional to 5,673.06, 7,828.83 and 3,315.22

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Solution

The fourth proportional to 5,673.06, 7,828.83 and 3,315.22 is: 4,575.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.06 : 7,828.83 = 3,315.22 : x
  2. Step 2: Convert to fraction form
    5,673.06/7,828.83 = 3,315.22/x
  3. Step 3: Cross multiply
    5,673.06x = 7,828.83 × 3,315.22
  4. Step 4: Simplify right side
    5,673.06x = 25,954,293.79
  5. Step 5: Solve for x
    x = 25,954,293.79/5,673.06
  6. Step 6: Final answer
    x = 4,575.01

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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.