Home / 7,277.89-10,916.55-2,083.76

Finding the Fourth Proportional to 7,277.89, 10,916.55 and 2,083.76

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Solution

The fourth proportional to 7,277.89, 10,916.55 and 2,083.76 is: 3,125.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.89 : 10,916.55 = 2,083.76 : x
  2. Step 2: Convert to fraction form
    7,277.89/10,916.55 = 2,083.76/x
  3. Step 3: Cross multiply
    7,277.89x = 10,916.55 × 2,083.76
  4. Step 4: Simplify right side
    7,277.89x = 22,747,496.78
  5. Step 5: Solve for x
    x = 22,747,496.78/7,277.89
  6. Step 6: Final answer
    x = 3,125.56

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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.