Home / 3,571.54-5,357.93-1,106.30

Finding the Fourth Proportional to 3,571.54, 5,357.93 and 1,106.30

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Solution

The fourth proportional to 3,571.54, 5,357.93 and 1,106.30 is: 1,659.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.54 : 5,357.93 = 1,106.30 : x
  2. Step 2: Convert to fraction form
    3,571.54/5,357.93 = 1,106.30/x
  3. Step 3: Cross multiply
    3,571.54x = 5,357.93 × 1,106.30
  4. Step 4: Simplify right side
    3,571.54x = 5,927,485.82
  5. Step 5: Solve for x
    x = 5,927,485.82/3,571.54
  6. Step 6: Final answer
    x = 1,659.65

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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.