Home / 8,029.84-11,085.62-5,513.44

Finding the Fourth Proportional to 8,029.84, 11,085.62 and 5,513.44

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Solution

The fourth proportional to 8,029.84, 11,085.62 and 5,513.44 is: 7,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.84 : 11,085.62 = 5,513.44 : x
  2. Step 2: Convert to fraction form
    8,029.84/11,085.62 = 5,513.44/x
  3. Step 3: Cross multiply
    8,029.84x = 11,085.62 × 5,513.44
  4. Step 4: Simplify right side
    8,029.84x = 61,119,900.73
  5. Step 5: Solve for x
    x = 61,119,900.73/8,029.84
  6. Step 6: Final answer
    x = 7,611.60

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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.