Home / 9,278.69-13,918.68-3,732.06

Finding the Fourth Proportional to 9,278.69, 13,918.68 and 3,732.06

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Solution

The fourth proportional to 9,278.69, 13,918.68 and 3,732.06 is: 5,598.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.69 : 13,918.68 = 3,732.06 : x
  2. Step 2: Convert to fraction form
    9,278.69/13,918.68 = 3,732.06/x
  3. Step 3: Cross multiply
    9,278.69x = 13,918.68 × 3,732.06
  4. Step 4: Simplify right side
    9,278.69x = 51,945,348.88
  5. Step 5: Solve for x
    x = 51,945,348.88/9,278.69
  6. Step 6: Final answer
    x = 5,598.35

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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.