Home / 6,188.45-9,280.51-2,489.72

Finding the Fourth Proportional to 6,188.45, 9,280.51 and 2,489.72

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Solution

The fourth proportional to 6,188.45, 9,280.51 and 2,489.72 is: 3,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.45 : 9,280.51 = 2,489.72 : x
  2. Step 2: Convert to fraction form
    6,188.45/9,280.51 = 2,489.72/x
  3. Step 3: Cross multiply
    6,188.45x = 9,280.51 × 2,489.72
  4. Step 4: Simplify right side
    6,188.45x = 23,105,818.73
  5. Step 5: Solve for x
    x = 23,105,818.73/6,188.45
  6. Step 6: Final answer
    x = 3,733.70

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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.