Home / 9,226.15-13,844.69-8,642.38

Finding the Fourth Proportional to 9,226.15, 13,844.69 and 8,642.38

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Solution

The fourth proportional to 9,226.15, 13,844.69 and 8,642.38 is: 12,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.15 : 13,844.69 = 8,642.38 : x
  2. Step 2: Convert to fraction form
    9,226.15/13,844.69 = 8,642.38/x
  3. Step 3: Cross multiply
    9,226.15x = 13,844.69 × 8,642.38
  4. Step 4: Simplify right side
    9,226.15x = 119,651,058.96
  5. Step 5: Solve for x
    x = 119,651,058.96/9,226.15
  6. Step 6: Final answer
    x = 12,968.69

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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.