Home / 7,277.52-10,916.28-1,805.52

Finding the Fourth Proportional to 7,277.52, 10,916.28 and 1,805.52

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Solution

The fourth proportional to 7,277.52, 10,916.28 and 1,805.52 is: 2,708.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.52 : 10,916.28 = 1,805.52 : x
  2. Step 2: Convert to fraction form
    7,277.52/10,916.28 = 1,805.52/x
  3. Step 3: Cross multiply
    7,277.52x = 10,916.28 × 1,805.52
  4. Step 4: Simplify right side
    7,277.52x = 19,709,561.87
  5. Step 5: Solve for x
    x = 19,709,561.87/7,277.52
  6. Step 6: Final answer
    x = 2,708.28

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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.