Home / 4,237.95-5,845.44-2,981.64

Finding the Fourth Proportional to 4,237.95, 5,845.44 and 2,981.64

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Solution

The fourth proportional to 4,237.95, 5,845.44 and 2,981.64 is: 4,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.95 : 5,845.44 = 2,981.64 : x
  2. Step 2: Convert to fraction form
    4,237.95/5,845.44 = 2,981.64/x
  3. Step 3: Cross multiply
    4,237.95x = 5,845.44 × 2,981.64
  4. Step 4: Simplify right side
    4,237.95x = 17,428,997.72
  5. Step 5: Solve for x
    x = 17,428,997.72/4,237.95
  6. Step 6: Final answer
    x = 4,112.60

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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.