Home / 3,780.24-5,670.32-1,559.04

Finding the Fourth Proportional to 3,780.24, 5,670.32 and 1,559.04

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Solution

The fourth proportional to 3,780.24, 5,670.32 and 1,559.04 is: 2,338.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780.24 : 5,670.32 = 1,559.04 : x
  2. Step 2: Convert to fraction form
    3,780.24/5,670.32 = 1,559.04/x
  3. Step 3: Cross multiply
    3,780.24x = 5,670.32 × 1,559.04
  4. Step 4: Simplify right side
    3,780.24x = 8,840,255.69
  5. Step 5: Solve for x
    x = 8,840,255.69/3,780.24
  6. Step 6: Final answer
    x = 2,338.54

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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.