Home / 6,436.85-9,653.65-2,052.05

Finding the Fourth Proportional to 6,436.85, 9,653.65 and 2,052.05

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Solution

The fourth proportional to 6,436.85, 9,653.65 and 2,052.05 is: 3,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436.85 : 9,653.65 = 2,052.05 : x
  2. Step 2: Convert to fraction form
    6,436.85/9,653.65 = 2,052.05/x
  3. Step 3: Cross multiply
    6,436.85x = 9,653.65 × 2,052.05
  4. Step 4: Simplify right side
    6,436.85x = 19,809,719.08
  5. Step 5: Solve for x
    x = 19,809,719.08/6,436.85
  6. Step 6: Final answer
    x = 3,077.55

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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.