Home / 5,134.65-7,699.68-1,623.66

Finding the Fourth Proportional to 5,134.65, 7,699.68 and 1,623.66

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Solution

The fourth proportional to 5,134.65, 7,699.68 and 1,623.66 is: 2,434.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.65 : 7,699.68 = 1,623.66 : x
  2. Step 2: Convert to fraction form
    5,134.65/7,699.68 = 1,623.66/x
  3. Step 3: Cross multiply
    5,134.65x = 7,699.68 × 1,623.66
  4. Step 4: Simplify right side
    5,134.65x = 12,501,662.43
  5. Step 5: Solve for x
    x = 12,501,662.43/5,134.65
  6. Step 6: Final answer
    x = 2,434.76

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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.