Home / 9,747.09-14,631.57-3,907.80

Finding the Fourth Proportional to 9,747.09, 14,631.57 and 3,907.80

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Solution

The fourth proportional to 9,747.09, 14,631.57 and 3,907.80 is: 5,866.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.09 : 14,631.57 = 3,907.80 : x
  2. Step 2: Convert to fraction form
    9,747.09/14,631.57 = 3,907.80/x
  3. Step 3: Cross multiply
    9,747.09x = 14,631.57 × 3,907.80
  4. Step 4: Simplify right side
    9,747.09x = 57,177,249.25
  5. Step 5: Solve for x
    x = 57,177,249.25/9,747.09
  6. Step 6: Final answer
    x = 5,866.08

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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.