Home / 4,559.15-6,840.78-2,611.35

Finding the Fourth Proportional to 4,559.15, 6,840.78 and 2,611.35

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Solution

The fourth proportional to 4,559.15, 6,840.78 and 2,611.35 is: 3,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559.15 : 6,840.78 = 2,611.35 : x
  2. Step 2: Convert to fraction form
    4,559.15/6,840.78 = 2,611.35/x
  3. Step 3: Cross multiply
    4,559.15x = 6,840.78 × 2,611.35
  4. Step 4: Simplify right side
    4,559.15x = 17,863,670.85
  5. Step 5: Solve for x
    x = 17,863,670.85/4,559.15
  6. Step 6: Final answer
    x = 3,918.20

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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.