Home / 4,485.83-6,188.14-2,621.75

Finding the Fourth Proportional to 4,485.83, 6,188.14 and 2,621.75

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Solution

The fourth proportional to 4,485.83, 6,188.14 and 2,621.75 is: 3,616.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.83 : 6,188.14 = 2,621.75 : x
  2. Step 2: Convert to fraction form
    4,485.83/6,188.14 = 2,621.75/x
  3. Step 3: Cross multiply
    4,485.83x = 6,188.14 × 2,621.75
  4. Step 4: Simplify right side
    4,485.83x = 16,223,756.05
  5. Step 5: Solve for x
    x = 16,223,756.05/4,485.83
  6. Step 6: Final answer
    x = 3,616.67

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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.