Home / 11,746.45-16,209.75-6,441.09

Finding the Fourth Proportional to 11,746.45, 16,209.75 and 6,441.09

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Solution

The fourth proportional to 11,746.45, 16,209.75 and 6,441.09 is: 8,888.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.45 : 16,209.75 = 6,441.09 : x
  2. Step 2: Convert to fraction form
    11,746.45/16,209.75 = 6,441.09/x
  3. Step 3: Cross multiply
    11,746.45x = 16,209.75 × 6,441.09
  4. Step 4: Simplify right side
    11,746.45x = 104,408,458.63
  5. Step 5: Solve for x
    x = 104,408,458.63/11,746.45
  6. Step 6: Final answer
    x = 8,888.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.