Home / 11,005.44-16,504.08-4,429.40

Finding the Fourth Proportional to 11,005.44, 16,504.08 and 4,429.40

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Solution

The fourth proportional to 11,005.44, 16,504.08 and 4,429.40 is: 6,642.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.44 : 16,504.08 = 4,429.40 : x
  2. Step 2: Convert to fraction form
    11,005.44/16,504.08 = 4,429.40/x
  3. Step 3: Cross multiply
    11,005.44x = 16,504.08 × 4,429.40
  4. Step 4: Simplify right side
    11,005.44x = 73,103,171.95
  5. Step 5: Solve for x
    x = 73,103,171.95/11,005.44
  6. Step 6: Final answer
    x = 6,642.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.