Home / 6,904.30-10,357.80-2,743.60

Finding the Fourth Proportional to 6,904.30, 10,357.80 and 2,743.60

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Solution

The fourth proportional to 6,904.30, 10,357.80 and 2,743.60 is: 4,115.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.30 : 10,357.80 = 2,743.60 : x
  2. Step 2: Convert to fraction form
    6,904.30/10,357.80 = 2,743.60/x
  3. Step 3: Cross multiply
    6,904.30x = 10,357.80 × 2,743.60
  4. Step 4: Simplify right side
    6,904.30x = 28,417,660.08
  5. Step 5: Solve for x
    x = 28,417,660.08/6,904.30
  6. Step 6: Final answer
    x = 4,115.94

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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.