Home / 9,189.41-13,776.39-4,262.58

Finding the Fourth Proportional to 9,189.41, 13,776.39 and 4,262.58

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Solution

The fourth proportional to 9,189.41, 13,776.39 and 4,262.58 is: 6,390.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.41 : 13,776.39 = 4,262.58 : x
  2. Step 2: Convert to fraction form
    9,189.41/13,776.39 = 4,262.58/x
  3. Step 3: Cross multiply
    9,189.41x = 13,776.39 × 4,262.58
  4. Step 4: Simplify right side
    9,189.41x = 58,722,964.49
  5. Step 5: Solve for x
    x = 58,722,964.49/9,189.41
  6. Step 6: Final answer
    x = 6,390.29

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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.