Home / 4,629.60-6,385.77-2,858.94

Finding the Fourth Proportional to 4,629.60, 6,385.77 and 2,858.94

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Solution

The fourth proportional to 4,629.60, 6,385.77 and 2,858.94 is: 3,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629.60 : 6,385.77 = 2,858.94 : x
  2. Step 2: Convert to fraction form
    4,629.60/6,385.77 = 2,858.94/x
  3. Step 3: Cross multiply
    4,629.60x = 6,385.77 × 2,858.94
  4. Step 4: Simplify right side
    4,629.60x = 18,256,533.28
  5. Step 5: Solve for x
    x = 18,256,533.28/4,629.60
  6. Step 6: Final answer
    x = 3,943.44

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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.