Home / 11,077.21-15,287.46-6,298.66

Finding the Fourth Proportional to 11,077.21, 15,287.46 and 6,298.66

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Solution

The fourth proportional to 11,077.21, 15,287.46 and 6,298.66 is: 8,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.21 : 15,287.46 = 6,298.66 : x
  2. Step 2: Convert to fraction form
    11,077.21/15,287.46 = 6,298.66/x
  3. Step 3: Cross multiply
    11,077.21x = 15,287.46 × 6,298.66
  4. Step 4: Simplify right side
    11,077.21x = 96,290,436.37
  5. Step 5: Solve for x
    x = 96,290,436.37/11,077.21
  6. Step 6: Final answer
    x = 8,692.66

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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.