Home / 4,885.54-6,741.64-2,868.74

Finding the Fourth Proportional to 4,885.54, 6,741.64 and 2,868.74

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Solution

The fourth proportional to 4,885.54, 6,741.64 and 2,868.74 is: 3,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.54 : 6,741.64 = 2,868.74 : x
  2. Step 2: Convert to fraction form
    4,885.54/6,741.64 = 2,868.74/x
  3. Step 3: Cross multiply
    4,885.54x = 6,741.64 × 2,868.74
  4. Step 4: Simplify right side
    4,885.54x = 19,340,012.33
  5. Step 5: Solve for x
    x = 19,340,012.33/4,885.54
  6. Step 6: Final answer
    x = 3,958.62

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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.