Home / 12,797.10-19,161.09-6,628.14

Finding the Fourth Proportional to 12,797.10, 19,161.09 and 6,628.14

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Solution

The fourth proportional to 12,797.10, 19,161.09 and 6,628.14 is: 9,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797.10 : 19,161.09 = 6,628.14 : x
  2. Step 2: Convert to fraction form
    12,797.10/19,161.09 = 6,628.14/x
  3. Step 3: Cross multiply
    12,797.10x = 19,161.09 × 6,628.14
  4. Step 4: Simplify right side
    12,797.10x = 127,002,387.07
  5. Step 5: Solve for x
    x = 127,002,387.07/12,797.10
  6. Step 6: Final answer
    x = 9,924.31

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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.