Home / 11,179.42-15,429.48-6,466.42

Finding the Fourth Proportional to 11,179.42, 15,429.48 and 6,466.42

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Solution

The fourth proportional to 11,179.42, 15,429.48 and 6,466.42 is: 8,924.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.42 : 15,429.48 = 6,466.42 : x
  2. Step 2: Convert to fraction form
    11,179.42/15,429.48 = 6,466.42/x
  3. Step 3: Cross multiply
    11,179.42x = 15,429.48 × 6,466.42
  4. Step 4: Simplify right side
    11,179.42x = 99,773,498.06
  5. Step 5: Solve for x
    x = 99,773,498.06/11,179.42
  6. Step 6: Final answer
    x = 8,924.75

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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.