Home / 11,006.53-16,509.60-4,432.55

Finding the Fourth Proportional to 11,006.53, 16,509.60 and 4,432.55

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Solution

The fourth proportional to 11,006.53, 16,509.60 and 4,432.55 is: 6,648.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.53 : 16,509.60 = 4,432.55 : x
  2. Step 2: Convert to fraction form
    11,006.53/16,509.60 = 4,432.55/x
  3. Step 3: Cross multiply
    11,006.53x = 16,509.60 × 4,432.55
  4. Step 4: Simplify right side
    11,006.53x = 73,179,544.93
  5. Step 5: Solve for x
    x = 73,179,544.93/11,006.53
  6. Step 6: Final answer
    x = 6,648.74

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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.