Home / 4,843.60-6,680.28-3,075.64

Finding the Fourth Proportional to 4,843.60, 6,680.28 and 3,075.64

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Solution

The fourth proportional to 4,843.60, 6,680.28 and 3,075.64 is: 4,241.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.60 : 6,680.28 = 3,075.64 : x
  2. Step 2: Convert to fraction form
    4,843.60/6,680.28 = 3,075.64/x
  3. Step 3: Cross multiply
    4,843.60x = 6,680.28 × 3,075.64
  4. Step 4: Simplify right side
    4,843.60x = 20,546,136.38
  5. Step 5: Solve for x
    x = 20,546,136.38/4,843.60
  6. Step 6: Final answer
    x = 4,241.91

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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.