Home / 5,861.50-8,088.80-3,208.88

Finding the Fourth Proportional to 5,861.50, 8,088.80 and 3,208.88

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Solution

The fourth proportional to 5,861.50, 8,088.80 and 3,208.88 is: 4,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.50 : 8,088.80 = 3,208.88 : x
  2. Step 2: Convert to fraction form
    5,861.50/8,088.80 = 3,208.88/x
  3. Step 3: Cross multiply
    5,861.50x = 8,088.80 × 3,208.88
  4. Step 4: Simplify right side
    5,861.50x = 25,955,992.72
  5. Step 5: Solve for x
    x = 25,955,992.72/5,861.50
  6. Step 6: Final answer
    x = 4,428.22

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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.