Home / 5,809.18-8,707.78-2,297.76

Finding the Fourth Proportional to 5,809.18, 8,707.78 and 2,297.76

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Solution

The fourth proportional to 5,809.18, 8,707.78 and 2,297.76 is: 3,444.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.18 : 8,707.78 = 2,297.76 : x
  2. Step 2: Convert to fraction form
    5,809.18/8,707.78 = 2,297.76/x
  3. Step 3: Cross multiply
    5,809.18x = 8,707.78 × 2,297.76
  4. Step 4: Simplify right side
    5,809.18x = 20,008,391.45
  5. Step 5: Solve for x
    x = 20,008,391.45/5,809.18
  6. Step 6: Final answer
    x = 3,444.27

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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.