Home / 4,641.24-6,406.14-2,871.84

Finding the Fourth Proportional to 4,641.24, 6,406.14 and 2,871.84

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Solution

The fourth proportional to 4,641.24, 6,406.14 and 2,871.84 is: 3,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.24 : 6,406.14 = 2,871.84 : x
  2. Step 2: Convert to fraction form
    4,641.24/6,406.14 = 2,871.84/x
  3. Step 3: Cross multiply
    4,641.24x = 6,406.14 × 2,871.84
  4. Step 4: Simplify right side
    4,641.24x = 18,397,409.10
  5. Step 5: Solve for x
    x = 18,397,409.10/4,641.24
  6. Step 6: Final answer
    x = 3,963.90

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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.