Home / 5,571.25-7,688.33-3,333.22

Finding the Fourth Proportional to 5,571.25, 7,688.33 and 3,333.22

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Solution

The fourth proportional to 5,571.25, 7,688.33 and 3,333.22 is: 4,599.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.25 : 7,688.33 = 3,333.22 : x
  2. Step 2: Convert to fraction form
    5,571.25/7,688.33 = 3,333.22/x
  3. Step 3: Cross multiply
    5,571.25x = 7,688.33 × 3,333.22
  4. Step 4: Simplify right side
    5,571.25x = 25,626,878.66
  5. Step 5: Solve for x
    x = 25,626,878.66/5,571.25
  6. Step 6: Final answer
    x = 4,599.84

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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.