Home / 12,262.04-16,917.96-7,226.66

Finding the Fourth Proportional to 12,262.04, 16,917.96 and 7,226.66

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Solution

The fourth proportional to 12,262.04, 16,917.96 and 7,226.66 is: 9,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262.04 : 16,917.96 = 7,226.66 : x
  2. Step 2: Convert to fraction form
    12,262.04/16,917.96 = 7,226.66/x
  3. Step 3: Cross multiply
    12,262.04x = 16,917.96 × 7,226.66
  4. Step 4: Simplify right side
    12,262.04x = 122,260,344.81
  5. Step 5: Solve for x
    x = 122,260,344.81/12,262.04
  6. Step 6: Final answer
    x = 9,970.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.