Home / 5,518.26-8,277.93-1,820.52

Finding the Fourth Proportional to 5,518.26, 8,277.93 and 1,820.52

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Solution

The fourth proportional to 5,518.26, 8,277.93 and 1,820.52 is: 2,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.26 : 8,277.93 = 1,820.52 : x
  2. Step 2: Convert to fraction form
    5,518.26/8,277.93 = 1,820.52/x
  3. Step 3: Cross multiply
    5,518.26x = 8,277.93 × 1,820.52
  4. Step 4: Simplify right side
    5,518.26x = 15,070,137.12
  5. Step 5: Solve for x
    x = 15,070,137.12/5,518.26
  6. Step 6: Final answer
    x = 2,730.96

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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.