Home / 11,007.30-16,486.65-6,617.10

Finding the Fourth Proportional to 11,007.30, 16,486.65 and 6,617.10

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Solution

The fourth proportional to 11,007.30, 16,486.65 and 6,617.10 is: 9,911.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.30 : 16,486.65 = 6,617.10 : x
  2. Step 2: Convert to fraction form
    11,007.30/16,486.65 = 6,617.10/x
  3. Step 3: Cross multiply
    11,007.30x = 16,486.65 × 6,617.10
  4. Step 4: Simplify right side
    11,007.30x = 109,093,811.72
  5. Step 5: Solve for x
    x = 109,093,811.72/11,007.30
  6. Step 6: Final answer
    x = 9,911.04

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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.