Home / 9,278.89-13,916.86-2,703.54

Finding the Fourth Proportional to 9,278.89, 13,916.86 and 2,703.54

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Solution

The fourth proportional to 9,278.89, 13,916.86 and 2,703.54 is: 4,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.89 : 13,916.86 = 2,703.54 : x
  2. Step 2: Convert to fraction form
    9,278.89/13,916.86 = 2,703.54/x
  3. Step 3: Cross multiply
    9,278.89x = 13,916.86 × 2,703.54
  4. Step 4: Simplify right side
    9,278.89x = 37,624,758.46
  5. Step 5: Solve for x
    x = 37,624,758.46/9,278.89
  6. Step 6: Final answer
    x = 4,054.88

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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.