Home / 5,739.96-8,589.75-3,518.10

Finding the Fourth Proportional to 5,739.96, 8,589.75 and 3,518.10

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Solution

The fourth proportional to 5,739.96, 8,589.75 and 3,518.10 is: 5,264.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.96 : 8,589.75 = 3,518.10 : x
  2. Step 2: Convert to fraction form
    5,739.96/8,589.75 = 3,518.10/x
  3. Step 3: Cross multiply
    5,739.96x = 8,589.75 × 3,518.10
  4. Step 4: Simplify right side
    5,739.96x = 30,219,599.48
  5. Step 5: Solve for x
    x = 30,219,599.48/5,739.96
  6. Step 6: Final answer
    x = 5,264.78

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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.