Home / 4,846.63-6,688.52-2,858.89

Finding the Fourth Proportional to 4,846.63, 6,688.52 and 2,858.89

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Solution

The fourth proportional to 4,846.63, 6,688.52 and 2,858.89 is: 3,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846.63 : 6,688.52 = 2,858.89 : x
  2. Step 2: Convert to fraction form
    4,846.63/6,688.52 = 2,858.89/x
  3. Step 3: Cross multiply
    4,846.63x = 6,688.52 × 2,858.89
  4. Step 4: Simplify right side
    4,846.63x = 19,121,742.94
  5. Step 5: Solve for x
    x = 19,121,742.94/4,846.63
  6. Step 6: Final answer
    x = 3,945.37

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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.