Home / 12,860.62-19,293.99-4,095.52

Finding the Fourth Proportional to 12,860.62, 19,293.99 and 4,095.52

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Solution

The fourth proportional to 12,860.62, 19,293.99 and 4,095.52 is: 6,144.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,860.62 : 19,293.99 = 4,095.52 : x
  2. Step 2: Convert to fraction form
    12,860.62/19,293.99 = 4,095.52/x
  3. Step 3: Cross multiply
    12,860.62x = 19,293.99 × 4,095.52
  4. Step 4: Simplify right side
    12,860.62x = 79,018,921.92
  5. Step 5: Solve for x
    x = 79,018,921.92/12,860.62
  6. Step 6: Final answer
    x = 6,144.25

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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.