Home / 8,554.41-12,829.73-2,709.45

Finding the Fourth Proportional to 8,554.41, 12,829.73 and 2,709.45

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Solution

The fourth proportional to 8,554.41, 12,829.73 and 2,709.45 is: 4,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.41 : 12,829.73 = 2,709.45 : x
  2. Step 2: Convert to fraction form
    8,554.41/12,829.73 = 2,709.45/x
  3. Step 3: Cross multiply
    8,554.41x = 12,829.73 × 2,709.45
  4. Step 4: Simplify right side
    8,554.41x = 34,761,498.40
  5. Step 5: Solve for x
    x = 34,761,498.40/8,554.41
  6. Step 6: Final answer
    x = 4,063.58

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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.