Home / 4,515.80-6,230.86-2,651.80

Finding the Fourth Proportional to 4,515.80, 6,230.86 and 2,651.80

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Solution

The fourth proportional to 4,515.80, 6,230.86 and 2,651.80 is: 3,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.80 : 6,230.86 = 2,651.80 : x
  2. Step 2: Convert to fraction form
    4,515.80/6,230.86 = 2,651.80/x
  3. Step 3: Cross multiply
    4,515.80x = 6,230.86 × 2,651.80
  4. Step 4: Simplify right side
    4,515.80x = 16,522,994.55
  5. Step 5: Solve for x
    x = 16,522,994.55/4,515.80
  6. Step 6: Final answer
    x = 3,658.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.