Home / 8,181.86-11,290.34-4,595.68

Finding the Fourth Proportional to 8,181.86, 11,290.34 and 4,595.68

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Solution

The fourth proportional to 8,181.86, 11,290.34 and 4,595.68 is: 6,341.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.86 : 11,290.34 = 4,595.68 : x
  2. Step 2: Convert to fraction form
    8,181.86/11,290.34 = 4,595.68/x
  3. Step 3: Cross multiply
    8,181.86x = 11,290.34 × 4,595.68
  4. Step 4: Simplify right side
    8,181.86x = 51,886,772.99
  5. Step 5: Solve for x
    x = 51,886,772.99/8,181.86
  6. Step 6: Final answer
    x = 6,341.68

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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.