Home / 11,760.03-16,228.89-6,454.94

Finding the Fourth Proportional to 11,760.03, 16,228.89 and 6,454.94

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Solution

The fourth proportional to 11,760.03, 16,228.89 and 6,454.94 is: 8,907.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,760.03 : 16,228.89 = 6,454.94 : x
  2. Step 2: Convert to fraction form
    11,760.03/16,228.89 = 6,454.94/x
  3. Step 3: Cross multiply
    11,760.03x = 16,228.89 × 6,454.94
  4. Step 4: Simplify right side
    11,760.03x = 104,756,430.07
  5. Step 5: Solve for x
    x = 104,756,430.07/11,760.03
  6. Step 6: Final answer
    x = 8,907.84

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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.