Home / 12,907.07-19,363.85-3,673.07

Finding the Fourth Proportional to 12,907.07, 19,363.85 and 3,673.07

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Solution

The fourth proportional to 12,907.07, 19,363.85 and 3,673.07 is: 5,510.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,907.07 : 19,363.85 = 3,673.07 : x
  2. Step 2: Convert to fraction form
    12,907.07/19,363.85 = 3,673.07/x
  3. Step 3: Cross multiply
    12,907.07x = 19,363.85 × 3,673.07
  4. Step 4: Simplify right side
    12,907.07x = 71,124,661.33
  5. Step 5: Solve for x
    x = 71,124,661.33/12,907.07
  6. Step 6: Final answer
    x = 5,510.52

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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.