Home / 9,907.59-13,673.87-6,131.97

Finding the Fourth Proportional to 9,907.59, 13,673.87 and 6,131.97

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Solution

The fourth proportional to 9,907.59, 13,673.87 and 6,131.97 is: 8,462.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907.59 : 13,673.87 = 6,131.97 : x
  2. Step 2: Convert to fraction form
    9,907.59/13,673.87 = 6,131.97/x
  3. Step 3: Cross multiply
    9,907.59x = 13,673.87 × 6,131.97
  4. Step 4: Simplify right side
    9,907.59x = 83,847,661.59
  5. Step 5: Solve for x
    x = 83,847,661.59/9,907.59
  6. Step 6: Final answer
    x = 8,462.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.