Home / 11,107.05-15,327.69-6,071.27

Finding the Fourth Proportional to 11,107.05, 15,327.69 and 6,071.27

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Solution

The fourth proportional to 11,107.05, 15,327.69 and 6,071.27 is: 8,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.05 : 15,327.69 = 6,071.27 : x
  2. Step 2: Convert to fraction form
    11,107.05/15,327.69 = 6,071.27/x
  3. Step 3: Cross multiply
    11,107.05x = 15,327.69 × 6,071.27
  4. Step 4: Simplify right side
    11,107.05x = 93,058,445.06
  5. Step 5: Solve for x
    x = 93,058,445.06/11,107.05
  6. Step 6: Final answer
    x = 8,378.33

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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.