Home / 5,861.60-8,088.98-3,208.98

Finding the Fourth Proportional to 5,861.60, 8,088.98 and 3,208.98

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Solution

The fourth proportional to 5,861.60, 8,088.98 and 3,208.98 is: 4,428.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.60 : 8,088.98 = 3,208.98 : x
  2. Step 2: Convert to fraction form
    5,861.60/8,088.98 = 3,208.98/x
  3. Step 3: Cross multiply
    5,861.60x = 8,088.98 × 3,208.98
  4. Step 4: Simplify right side
    5,861.60x = 25,957,359.00
  5. Step 5: Solve for x
    x = 25,957,359.00/5,861.60
  6. Step 6: Final answer
    x = 4,428.38

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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.