Home / 4,911.21-6,777.39-2,673.03

Finding the Fourth Proportional to 4,911.21, 6,777.39 and 2,673.03

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Solution

The fourth proportional to 4,911.21, 6,777.39 and 2,673.03 is: 3,688.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.21 : 6,777.39 = 2,673.03 : x
  2. Step 2: Convert to fraction form
    4,911.21/6,777.39 = 2,673.03/x
  3. Step 3: Cross multiply
    4,911.21x = 6,777.39 × 2,673.03
  4. Step 4: Simplify right side
    4,911.21x = 18,116,166.79
  5. Step 5: Solve for x
    x = 18,116,166.79/4,911.21
  6. Step 6: Final answer
    x = 3,688.74

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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.