Home / 11,570.22-17,355.06-2,805.12

Finding the Fourth Proportional to 11,570.22, 17,355.06 and 2,805.12

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Solution

The fourth proportional to 11,570.22, 17,355.06 and 2,805.12 is: 4,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.22 : 17,355.06 = 2,805.12 : x
  2. Step 2: Convert to fraction form
    11,570.22/17,355.06 = 2,805.12/x
  3. Step 3: Cross multiply
    11,570.22x = 17,355.06 × 2,805.12
  4. Step 4: Simplify right side
    11,570.22x = 48,683,025.91
  5. Step 5: Solve for x
    x = 48,683,025.91/11,570.22
  6. Step 6: Final answer
    x = 4,207.61

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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.