Home / 11,006.39-16,509.41-4,432.42

Finding the Fourth Proportional to 11,006.39, 16,509.41 and 4,432.42

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Solution

The fourth proportional to 11,006.39, 16,509.41 and 4,432.42 is: 6,648.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.39 : 16,509.41 = 4,432.42 : x
  2. Step 2: Convert to fraction form
    11,006.39/16,509.41 = 4,432.42/x
  3. Step 3: Cross multiply
    11,006.39x = 16,509.41 × 4,432.42
  4. Step 4: Simplify right side
    11,006.39x = 73,176,639.07
  5. Step 5: Solve for x
    x = 73,176,639.07/11,006.39
  6. Step 6: Final answer
    x = 6,648.56

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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.