Home / 8,581.08-12,870.60-2,341.56

Finding the Fourth Proportional to 8,581.08, 12,870.60 and 2,341.56

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Solution

The fourth proportional to 8,581.08, 12,870.60 and 2,341.56 is: 3,512.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.08 : 12,870.60 = 2,341.56 : x
  2. Step 2: Convert to fraction form
    8,581.08/12,870.60 = 2,341.56/x
  3. Step 3: Cross multiply
    8,581.08x = 12,870.60 × 2,341.56
  4. Step 4: Simplify right side
    8,581.08x = 30,137,282.14
  5. Step 5: Solve for x
    x = 30,137,282.14/8,581.08
  6. Step 6: Final answer
    x = 3,512.06

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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.