Home / 12,040.58-16,615.68-6,735.98

Finding the Fourth Proportional to 12,040.58, 16,615.68 and 6,735.98

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Solution

The fourth proportional to 12,040.58, 16,615.68 and 6,735.98 is: 9,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040.58 : 16,615.68 = 6,735.98 : x
  2. Step 2: Convert to fraction form
    12,040.58/16,615.68 = 6,735.98/x
  3. Step 3: Cross multiply
    12,040.58x = 16,615.68 × 6,735.98
  4. Step 4: Simplify right side
    12,040.58x = 111,922,888.17
  5. Step 5: Solve for x
    x = 111,922,888.17/12,040.58
  6. Step 6: Final answer
    x = 9,295.47

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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.