Home / 6,845.45-10,269.18-2,164.40

Finding the Fourth Proportional to 6,845.45, 10,269.18 and 2,164.40

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Solution

The fourth proportional to 6,845.45, 10,269.18 and 2,164.40 is: 3,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.45 : 10,269.18 = 2,164.40 : x
  2. Step 2: Convert to fraction form
    6,845.45/10,269.18 = 2,164.40/x
  3. Step 3: Cross multiply
    6,845.45x = 10,269.18 × 2,164.40
  4. Step 4: Simplify right side
    6,845.45x = 22,226,551.02
  5. Step 5: Solve for x
    x = 22,226,551.02/6,845.45
  6. Step 6: Final answer
    x = 3,246.91

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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.