Home / 4,125.60-6,189.84-1,204.08

Finding the Fourth Proportional to 4,125.60, 6,189.84 and 1,204.08

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Solution

The fourth proportional to 4,125.60, 6,189.84 and 1,204.08 is: 1,806.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.60 : 6,189.84 = 1,204.08 : x
  2. Step 2: Convert to fraction form
    4,125.60/6,189.84 = 1,204.08/x
  3. Step 3: Cross multiply
    4,125.60x = 6,189.84 × 1,204.08
  4. Step 4: Simplify right side
    4,125.60x = 7,453,062.55
  5. Step 5: Solve for x
    x = 7,453,062.55/4,125.60
  6. Step 6: Final answer
    x = 1,806.54

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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.