Home / 4,730.05-6,524.58-3,136.78

Finding the Fourth Proportional to 4,730.05, 6,524.58 and 3,136.78

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Solution

The fourth proportional to 4,730.05, 6,524.58 and 3,136.78 is: 4,326.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730.05 : 6,524.58 = 3,136.78 : x
  2. Step 2: Convert to fraction form
    4,730.05/6,524.58 = 3,136.78/x
  3. Step 3: Cross multiply
    4,730.05x = 6,524.58 × 3,136.78
  4. Step 4: Simplify right side
    4,730.05x = 20,466,172.05
  5. Step 5: Solve for x
    x = 20,466,172.05/4,730.05
  6. Step 6: Final answer
    x = 4,326.84

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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.