Home / 11,038.86-16,558.32-2,830.86

Finding the Fourth Proportional to 11,038.86, 16,558.32 and 2,830.86

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Solution

The fourth proportional to 11,038.86, 16,558.32 and 2,830.86 is: 4,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.86 : 16,558.32 = 2,830.86 : x
  2. Step 2: Convert to fraction form
    11,038.86/16,558.32 = 2,830.86/x
  3. Step 3: Cross multiply
    11,038.86x = 16,558.32 × 2,830.86
  4. Step 4: Simplify right side
    11,038.86x = 46,874,285.76
  5. Step 5: Solve for x
    x = 46,874,285.76/11,038.86
  6. Step 6: Final answer
    x = 4,246.30

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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.