Home / 4,274.48-5,889.64-2,874.80

Finding the Fourth Proportional to 4,274.48, 5,889.64 and 2,874.80

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Solution

The fourth proportional to 4,274.48, 5,889.64 and 2,874.80 is: 3,961.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.48 : 5,889.64 = 2,874.80 : x
  2. Step 2: Convert to fraction form
    4,274.48/5,889.64 = 2,874.80/x
  3. Step 3: Cross multiply
    4,274.48x = 5,889.64 × 2,874.80
  4. Step 4: Simplify right side
    4,274.48x = 16,931,537.07
  5. Step 5: Solve for x
    x = 16,931,537.07/4,274.48
  6. Step 6: Final answer
    x = 3,961.08

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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.