Home / 6,871.08-10,289.88-3,579.24

Finding the Fourth Proportional to 6,871.08, 10,289.88 and 3,579.24

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Solution

The fourth proportional to 6,871.08, 10,289.88 and 3,579.24 is: 5,360.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871.08 : 10,289.88 = 3,579.24 : x
  2. Step 2: Convert to fraction form
    6,871.08/10,289.88 = 3,579.24/x
  3. Step 3: Cross multiply
    6,871.08x = 10,289.88 × 3,579.24
  4. Step 4: Simplify right side
    6,871.08x = 36,829,950.09
  5. Step 5: Solve for x
    x = 36,829,950.09/6,871.08
  6. Step 6: Final answer
    x = 5,360.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.