Home / 4,125.75-6,188.67-1,047.75

Finding the Fourth Proportional to 4,125.75, 6,188.67 and 1,047.75

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Solution

The fourth proportional to 4,125.75, 6,188.67 and 1,047.75 is: 1,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.75 : 6,188.67 = 1,047.75 : x
  2. Step 2: Convert to fraction form
    4,125.75/6,188.67 = 1,047.75/x
  3. Step 3: Cross multiply
    4,125.75x = 6,188.67 × 1,047.75
  4. Step 4: Simplify right side
    4,125.75x = 6,484,178.99
  5. Step 5: Solve for x
    x = 6,484,178.99/4,125.75
  6. Step 6: Final answer
    x = 1,571.64

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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.