Home / 12,775.32-19,164.78-4,010.94

Finding the Fourth Proportional to 12,775.32, 19,164.78 and 4,010.94

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Solution

The fourth proportional to 12,775.32, 19,164.78 and 4,010.94 is: 6,016.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,775.32 : 19,164.78 = 4,010.94 : x
  2. Step 2: Convert to fraction form
    12,775.32/19,164.78 = 4,010.94/x
  3. Step 3: Cross multiply
    12,775.32x = 19,164.78 × 4,010.94
  4. Step 4: Simplify right side
    12,775.32x = 76,868,782.69
  5. Step 5: Solve for x
    x = 76,868,782.69/12,775.32
  6. Step 6: Final answer
    x = 6,016.98

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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.