Home / 12,859.66-19,285.57-4,537.73

Finding the Fourth Proportional to 12,859.66, 19,285.57 and 4,537.73

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Solution

The fourth proportional to 12,859.66, 19,285.57 and 4,537.73 is: 6,805.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,859.66 : 19,285.57 = 4,537.73 : x
  2. Step 2: Convert to fraction form
    12,859.66/19,285.57 = 4,537.73/x
  3. Step 3: Cross multiply
    12,859.66x = 19,285.57 × 4,537.73
  4. Step 4: Simplify right side
    12,859.66x = 87,512,686.87
  5. Step 5: Solve for x
    x = 87,512,686.87/12,859.66
  6. Step 6: Final answer
    x = 6,805.21

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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.