Home / 8,727.54-13,089.88-2,804.14

Finding the Fourth Proportional to 8,727.54, 13,089.88 and 2,804.14

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Solution

The fourth proportional to 8,727.54, 13,089.88 and 2,804.14 is: 4,205.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.54 : 13,089.88 = 2,804.14 : x
  2. Step 2: Convert to fraction form
    8,727.54/13,089.88 = 2,804.14/x
  3. Step 3: Cross multiply
    8,727.54x = 13,089.88 × 2,804.14
  4. Step 4: Simplify right side
    8,727.54x = 36,705,856.10
  5. Step 5: Solve for x
    x = 36,705,856.10/8,727.54
  6. Step 6: Final answer
    x = 4,205.75

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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.