Home / 8,744.16-13,117.86-3,553.68

Finding the Fourth Proportional to 8,744.16, 13,117.86 and 3,553.68

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Solution

The fourth proportional to 8,744.16, 13,117.86 and 3,553.68 is: 5,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.16 : 13,117.86 = 3,553.68 : x
  2. Step 2: Convert to fraction form
    8,744.16/13,117.86 = 3,553.68/x
  3. Step 3: Cross multiply
    8,744.16x = 13,117.86 × 3,553.68
  4. Step 4: Simplify right side
    8,744.16x = 46,616,676.72
  5. Step 5: Solve for x
    x = 46,616,676.72/8,744.16
  6. Step 6: Final answer
    x = 5,331.18

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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.