Home / 12,774.07-19,161.06-4,009.64

Finding the Fourth Proportional to 12,774.07, 19,161.06 and 4,009.64

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Solution

The fourth proportional to 12,774.07, 19,161.06 and 4,009.64 is: 6,014.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774.07 : 19,161.06 = 4,009.64 : x
  2. Step 2: Convert to fraction form
    12,774.07/19,161.06 = 4,009.64/x
  3. Step 3: Cross multiply
    12,774.07x = 19,161.06 × 4,009.64
  4. Step 4: Simplify right side
    12,774.07x = 76,828,856.81
  5. Step 5: Solve for x
    x = 76,828,856.81/12,774.07
  6. Step 6: Final answer
    x = 6,014.44

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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.