Home / 5,277.54-7,916.69-1,579.47

Finding the Fourth Proportional to 5,277.54, 7,916.69 and 1,579.47

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Solution

The fourth proportional to 5,277.54, 7,916.69 and 1,579.47 is: 2,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.54 : 7,916.69 = 1,579.47 : x
  2. Step 2: Convert to fraction form
    5,277.54/7,916.69 = 1,579.47/x
  3. Step 3: Cross multiply
    5,277.54x = 7,916.69 × 1,579.47
  4. Step 4: Simplify right side
    5,277.54x = 12,504,166.46
  5. Step 5: Solve for x
    x = 12,504,166.46/5,277.54
  6. Step 6: Final answer
    x = 2,369.32

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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.