Home / 9,169.77-13,753.51-2,930.44

Finding the Fourth Proportional to 9,169.77, 13,753.51 and 2,930.44

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Solution

The fourth proportional to 9,169.77, 13,753.51 and 2,930.44 is: 4,395.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169.77 : 13,753.51 = 2,930.44 : x
  2. Step 2: Convert to fraction form
    9,169.77/13,753.51 = 2,930.44/x
  3. Step 3: Cross multiply
    9,169.77x = 13,753.51 × 2,930.44
  4. Step 4: Simplify right side
    9,169.77x = 40,303,835.84
  5. Step 5: Solve for x
    x = 40,303,835.84/9,169.77
  6. Step 6: Final answer
    x = 4,395.29

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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.