Home / 11,051.31-15,251.54-6,335.67

Finding the Fourth Proportional to 11,051.31, 15,251.54 and 6,335.67

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Solution

The fourth proportional to 11,051.31, 15,251.54 and 6,335.67 is: 8,743.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.31 : 15,251.54 = 6,335.67 : x
  2. Step 2: Convert to fraction form
    11,051.31/15,251.54 = 6,335.67/x
  3. Step 3: Cross multiply
    11,051.31x = 15,251.54 × 6,335.67
  4. Step 4: Simplify right side
    11,051.31x = 96,628,692.75
  5. Step 5: Solve for x
    x = 96,628,692.75/11,051.31
  6. Step 6: Final answer
    x = 8,743.64

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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.