Home / 4,486.08-6,190.38-3,307.80

Finding the Fourth Proportional to 4,486.08, 6,190.38 and 3,307.80

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Solution

The fourth proportional to 4,486.08, 6,190.38 and 3,307.80 is: 4,564.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.08 : 6,190.38 = 3,307.80 : x
  2. Step 2: Convert to fraction form
    4,486.08/6,190.38 = 3,307.80/x
  3. Step 3: Cross multiply
    4,486.08x = 6,190.38 × 3,307.80
  4. Step 4: Simplify right side
    4,486.08x = 20,476,538.96
  5. Step 5: Solve for x
    x = 20,476,538.96/4,486.08
  6. Step 6: Final answer
    x = 4,564.46

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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.