Home / 5,815.16-8,727.06-2,739.32

Finding the Fourth Proportional to 5,815.16, 8,727.06 and 2,739.32

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Solution

The fourth proportional to 5,815.16, 8,727.06 and 2,739.32 is: 4,111.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.16 : 8,727.06 = 2,739.32 : x
  2. Step 2: Convert to fraction form
    5,815.16/8,727.06 = 2,739.32/x
  3. Step 3: Cross multiply
    5,815.16x = 8,727.06 × 2,739.32
  4. Step 4: Simplify right side
    5,815.16x = 23,906,210.00
  5. Step 5: Solve for x
    x = 23,906,210.00/5,815.16
  6. Step 6: Final answer
    x = 4,111.02

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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.