Home / 5,485.84-7,571.88-3,362.08

Finding the Fourth Proportional to 5,485.84, 7,571.88 and 3,362.08

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Solution

The fourth proportional to 5,485.84, 7,571.88 and 3,362.08 is: 4,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.84 : 7,571.88 = 3,362.08 : x
  2. Step 2: Convert to fraction form
    5,485.84/7,571.88 = 3,362.08/x
  3. Step 3: Cross multiply
    5,485.84x = 7,571.88 × 3,362.08
  4. Step 4: Simplify right side
    5,485.84x = 25,457,266.31
  5. Step 5: Solve for x
    x = 25,457,266.31/5,485.84
  6. Step 6: Final answer
    x = 4,640.54

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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.