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Finding the Fourth Proportional to 6,273.64, 9,409.11 and 1,890.19

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Solution

The fourth proportional to 6,273.64, 9,409.11 and 1,890.19 is: 2,834.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,273.64 : 9,409.11 = 1,890.19 : x
  2. Step 2: Convert to fraction form
    6,273.64/9,409.11 = 1,890.19/x
  3. Step 3: Cross multiply
    6,273.64x = 9,409.11 × 1,890.19
  4. Step 4: Simplify right side
    6,273.64x = 17,785,005.63
  5. Step 5: Solve for x
    x = 17,785,005.63/6,273.64
  6. Step 6: Final answer
    x = 2,834.88

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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.