Home / 8,135.55-11,226.38-4,686.27

Finding the Fourth Proportional to 8,135.55, 11,226.38 and 4,686.27

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Solution

The fourth proportional to 8,135.55, 11,226.38 and 4,686.27 is: 6,466.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135.55 : 11,226.38 = 4,686.27 : x
  2. Step 2: Convert to fraction form
    8,135.55/11,226.38 = 4,686.27/x
  3. Step 3: Cross multiply
    8,135.55x = 11,226.38 × 4,686.27
  4. Step 4: Simplify right side
    8,135.55x = 52,609,824.37
  5. Step 5: Solve for x
    x = 52,609,824.37/8,135.55
  6. Step 6: Final answer
    x = 6,466.66

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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.