Home / 5,431.39-8,148.30-1,733.83

Finding the Fourth Proportional to 5,431.39, 8,148.30 and 1,733.83

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Solution

The fourth proportional to 5,431.39, 8,148.30 and 1,733.83 is: 2,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.39 : 8,148.30 = 1,733.83 : x
  2. Step 2: Convert to fraction form
    5,431.39/8,148.30 = 1,733.83/x
  3. Step 3: Cross multiply
    5,431.39x = 8,148.30 × 1,733.83
  4. Step 4: Simplify right side
    5,431.39x = 14,127,766.99
  5. Step 5: Solve for x
    x = 14,127,766.99/5,431.39
  6. Step 6: Final answer
    x = 2,601.13

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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.