Home / 4,653.60-6,979.80-1,366.58

Finding the Fourth Proportional to 4,653.60, 6,979.80 and 1,366.58

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Solution

The fourth proportional to 4,653.60, 6,979.80 and 1,366.58 is: 2,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.60 : 6,979.80 = 1,366.58 : x
  2. Step 2: Convert to fraction form
    4,653.60/6,979.80 = 1,366.58/x
  3. Step 3: Cross multiply
    4,653.60x = 6,979.80 × 1,366.58
  4. Step 4: Simplify right side
    4,653.60x = 9,538,455.08
  5. Step 5: Solve for x
    x = 9,538,455.08/4,653.60
  6. Step 6: Final answer
    x = 2,049.69

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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.