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Finding the Fourth Proportional to 4,592.58, 6,888.83 and 1,129.83

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Solution

The fourth proportional to 4,592.58, 6,888.83 and 1,129.83 is: 1,694.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,592.58 : 6,888.83 = 1,129.83 : x
  2. Step 2: Convert to fraction form
    4,592.58/6,888.83 = 1,129.83/x
  3. Step 3: Cross multiply
    4,592.58x = 6,888.83 × 1,129.83
  4. Step 4: Simplify right side
    4,592.58x = 7,783,201.15
  5. Step 5: Solve for x
    x = 7,783,201.15/4,592.58
  6. Step 6: Final answer
    x = 1,694.73

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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.