Home / 4,114.69-5,676.34-2,858.68

Finding the Fourth Proportional to 4,114.69, 5,676.34 and 2,858.68

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Solution

The fourth proportional to 4,114.69, 5,676.34 and 2,858.68 is: 3,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.69 : 5,676.34 = 2,858.68 : x
  2. Step 2: Convert to fraction form
    4,114.69/5,676.34 = 2,858.68/x
  3. Step 3: Cross multiply
    4,114.69x = 5,676.34 × 2,858.68
  4. Step 4: Simplify right side
    4,114.69x = 16,226,839.63
  5. Step 5: Solve for x
    x = 16,226,839.63/4,114.69
  6. Step 6: Final answer
    x = 3,943.64

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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.