Home / 2,829.26-4,245.55-1,185.67

Finding the Fourth Proportional to 2,829.26, 4,245.55 and 1,185.67

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Solution

The fourth proportional to 2,829.26, 4,245.55 and 1,185.67 is: 1,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.26 : 4,245.55 = 1,185.67 : x
  2. Step 2: Convert to fraction form
    2,829.26/4,245.55 = 1,185.67/x
  3. Step 3: Cross multiply
    2,829.26x = 4,245.55 × 1,185.67
  4. Step 4: Simplify right side
    2,829.26x = 5,033,823.61
  5. Step 5: Solve for x
    x = 5,033,823.61/2,829.26
  6. Step 6: Final answer
    x = 1,779.20

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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.