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Finding the Fourth Proportional to 6,188.60, 9,282.90 and 1,806.10

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Solution

The fourth proportional to 6,188.60, 9,282.90 and 1,806.10 is: 2,709.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.60 : 9,282.90 = 1,806.10 : x
  2. Step 2: Convert to fraction form
    6,188.60/9,282.90 = 1,806.10/x
  3. Step 3: Cross multiply
    6,188.60x = 9,282.90 × 1,806.10
  4. Step 4: Simplify right side
    6,188.60x = 16,765,829.26
  5. Step 5: Solve for x
    x = 16,765,829.26/6,188.60
  6. Step 6: Final answer
    x = 2,709.15

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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.