Home / 10,631.88-14,673.42-7,975.08

Finding the Fourth Proportional to 10,631.88, 14,673.42 and 7,975.08

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Solution

The fourth proportional to 10,631.88, 14,673.42 and 7,975.08 is: 11,006.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.88 : 14,673.42 = 7,975.08 : x
  2. Step 2: Convert to fraction form
    10,631.88/14,673.42 = 7,975.08/x
  3. Step 3: Cross multiply
    10,631.88x = 14,673.42 × 7,975.08
  4. Step 4: Simplify right side
    10,631.88x = 117,021,698.37
  5. Step 5: Solve for x
    x = 117,021,698.37/10,631.88
  6. Step 6: Final answer
    x = 11,006.68

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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.