Home / 8,055.78-12,088.54-2,861.26

Finding the Fourth Proportional to 8,055.78, 12,088.54 and 2,861.26

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Solution

The fourth proportional to 8,055.78, 12,088.54 and 2,861.26 is: 4,293.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.78 : 12,088.54 = 2,861.26 : x
  2. Step 2: Convert to fraction form
    8,055.78/12,088.54 = 2,861.26/x
  3. Step 3: Cross multiply
    8,055.78x = 12,088.54 × 2,861.26
  4. Step 4: Simplify right side
    8,055.78x = 34,588,455.96
  5. Step 5: Solve for x
    x = 34,588,455.96/8,055.78
  6. Step 6: Final answer
    x = 4,293.62

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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.