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Finding the Fourth Proportional to 6,188.32, 9,280.32 and 2,489.59

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Solution

The fourth proportional to 6,188.32, 9,280.32 and 2,489.59 is: 3,733.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.32 : 9,280.32 = 2,489.59 : x
  2. Step 2: Convert to fraction form
    6,188.32/9,280.32 = 2,489.59/x
  3. Step 3: Cross multiply
    6,188.32x = 9,280.32 × 2,489.59
  4. Step 4: Simplify right side
    6,188.32x = 23,104,191.87
  5. Step 5: Solve for x
    x = 23,104,191.87/6,188.32
  6. Step 6: Final answer
    x = 3,733.52

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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.