Home / 4,485.58-6,189.69-3,307.30

Finding the Fourth Proportional to 4,485.58, 6,189.69 and 3,307.30

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Solution

The fourth proportional to 4,485.58, 6,189.69 and 3,307.30 is: 4,563.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.58 : 6,189.69 = 3,307.30 : x
  2. Step 2: Convert to fraction form
    4,485.58/6,189.69 = 3,307.30/x
  3. Step 3: Cross multiply
    4,485.58x = 6,189.69 × 3,307.30
  4. Step 4: Simplify right side
    4,485.58x = 20,471,161.74
  5. Step 5: Solve for x
    x = 20,471,161.74/4,485.58
  6. Step 6: Final answer
    x = 4,563.77

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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.