Home / 8,727.30-13,091.09-5,784.64

Finding the Fourth Proportional to 8,727.30, 13,091.09 and 5,784.64

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Solution

The fourth proportional to 8,727.30, 13,091.09 and 5,784.64 is: 8,677.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.30 : 13,091.09 = 5,784.64 : x
  2. Step 2: Convert to fraction form
    8,727.30/13,091.09 = 5,784.64/x
  3. Step 3: Cross multiply
    8,727.30x = 13,091.09 × 5,784.64
  4. Step 4: Simplify right side
    8,727.30x = 75,727,181.21
  5. Step 5: Solve for x
    x = 75,727,181.21/8,727.30
  6. Step 6: Final answer
    x = 8,677.05

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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.