Home / 8,529.87-11,774.43-4,994.22

Finding the Fourth Proportional to 8,529.87, 11,774.43 and 4,994.22

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Solution

The fourth proportional to 8,529.87, 11,774.43 and 4,994.22 is: 6,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.87 : 11,774.43 = 4,994.22 : x
  2. Step 2: Convert to fraction form
    8,529.87/11,774.43 = 4,994.22/x
  3. Step 3: Cross multiply
    8,529.87x = 11,774.43 × 4,994.22
  4. Step 4: Simplify right side
    8,529.87x = 58,804,093.79
  5. Step 5: Solve for x
    x = 58,804,093.79/8,529.87
  6. Step 6: Final answer
    x = 6,893.90

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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.