Home / 11,111.67-16,667.53-4,451.17

Finding the Fourth Proportional to 11,111.67, 16,667.53 and 4,451.17

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Solution

The fourth proportional to 11,111.67, 16,667.53 and 4,451.17 is: 6,676.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111.67 : 16,667.53 = 4,451.17 : x
  2. Step 2: Convert to fraction form
    11,111.67/16,667.53 = 4,451.17/x
  3. Step 3: Cross multiply
    11,111.67x = 16,667.53 × 4,451.17
  4. Step 4: Simplify right side
    11,111.67x = 74,190,009.51
  5. Step 5: Solve for x
    x = 74,190,009.51/11,111.67
  6. Step 6: Final answer
    x = 6,676.77

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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.