Home / 4,860.96-6,707.34-2,871.24

Finding the Fourth Proportional to 4,860.96, 6,707.34 and 2,871.24

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Solution

The fourth proportional to 4,860.96, 6,707.34 and 2,871.24 is: 3,961.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.96 : 6,707.34 = 2,871.24 : x
  2. Step 2: Convert to fraction form
    4,860.96/6,707.34 = 2,871.24/x
  3. Step 3: Cross multiply
    4,860.96x = 6,707.34 × 2,871.24
  4. Step 4: Simplify right side
    4,860.96x = 19,258,382.90
  5. Step 5: Solve for x
    x = 19,258,382.90/4,860.96
  6. Step 6: Final answer
    x = 3,961.85

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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.