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Finding the Fourth Proportional to 6,800.94, 10,201.54 and 1,870.56

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Solution

The fourth proportional to 6,800.94, 10,201.54 and 1,870.56 is: 2,805.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800.94 : 10,201.54 = 1,870.56 : x
  2. Step 2: Convert to fraction form
    6,800.94/10,201.54 = 1,870.56/x
  3. Step 3: Cross multiply
    6,800.94x = 10,201.54 × 1,870.56
  4. Step 4: Simplify right side
    6,800.94x = 19,082,592.66
  5. Step 5: Solve for x
    x = 19,082,592.66/6,800.94
  6. Step 6: Final answer
    x = 2,805.88

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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.