Home / 4,989.03-6,884.32-2,750.76

Finding the Fourth Proportional to 4,989.03, 6,884.32 and 2,750.76

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Solution

The fourth proportional to 4,989.03, 6,884.32 and 2,750.76 is: 3,795.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.03 : 6,884.32 = 2,750.76 : x
  2. Step 2: Convert to fraction form
    4,989.03/6,884.32 = 2,750.76/x
  3. Step 3: Cross multiply
    4,989.03x = 6,884.32 × 2,750.76
  4. Step 4: Simplify right side
    4,989.03x = 18,937,112.08
  5. Step 5: Solve for x
    x = 18,937,112.08/4,989.03
  6. Step 6: Final answer
    x = 3,795.75

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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.