Home / 11,077.42-15,287.74-6,298.86

Finding the Fourth Proportional to 11,077.42, 15,287.74 and 6,298.86

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Solution

The fourth proportional to 11,077.42, 15,287.74 and 6,298.86 is: 8,692.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.42 : 15,287.74 = 6,298.86 : x
  2. Step 2: Convert to fraction form
    11,077.42/15,287.74 = 6,298.86/x
  3. Step 3: Cross multiply
    11,077.42x = 15,287.74 × 6,298.86
  4. Step 4: Simplify right side
    11,077.42x = 96,295,333.98
  5. Step 5: Solve for x
    x = 96,295,333.98/11,077.42
  6. Step 6: Final answer
    x = 8,692.94

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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.