Home / 8,719.96-12,033.62-4,741.08

Finding the Fourth Proportional to 8,719.96, 12,033.62 and 4,741.08

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Solution

The fourth proportional to 8,719.96, 12,033.62 and 4,741.08 is: 6,542.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719.96 : 12,033.62 = 4,741.08 : x
  2. Step 2: Convert to fraction form
    8,719.96/12,033.62 = 4,741.08/x
  3. Step 3: Cross multiply
    8,719.96x = 12,033.62 × 4,741.08
  4. Step 4: Simplify right side
    8,719.96x = 57,052,355.11
  5. Step 5: Solve for x
    x = 57,052,355.11/8,719.96
  6. Step 6: Final answer
    x = 6,542.73

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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.