Home / 4,614.96-6,368.88-2,847.60

Finding the Fourth Proportional to 4,614.96, 6,368.88 and 2,847.60

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Solution

The fourth proportional to 4,614.96, 6,368.88 and 2,847.60 is: 3,929.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.96 : 6,368.88 = 2,847.60 : x
  2. Step 2: Convert to fraction form
    4,614.96/6,368.88 = 2,847.60/x
  3. Step 3: Cross multiply
    4,614.96x = 6,368.88 × 2,847.60
  4. Step 4: Simplify right side
    4,614.96x = 18,136,022.69
  5. Step 5: Solve for x
    x = 18,136,022.69/4,614.96
  6. Step 6: Final answer
    x = 3,929.83

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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.