Home / 3,780.06-5,670.39-1,182.99

Finding the Fourth Proportional to 3,780.06, 5,670.39 and 1,182.99

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Solution

The fourth proportional to 3,780.06, 5,670.39 and 1,182.99 is: 1,774.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780.06 : 5,670.39 = 1,182.99 : x
  2. Step 2: Convert to fraction form
    3,780.06/5,670.39 = 1,182.99/x
  3. Step 3: Cross multiply
    3,780.06x = 5,670.39 × 1,182.99
  4. Step 4: Simplify right side
    3,780.06x = 6,708,014.67
  5. Step 5: Solve for x
    x = 6,708,014.67/3,780.06
  6. Step 6: Final answer
    x = 1,774.58

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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.