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Finding the Fourth Proportional to 2,703.33, 4,056.26 and 2,659.65

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Solution

The fourth proportional to 2,703.33, 4,056.26 and 2,659.65 is: 3,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.33 : 4,056.26 = 2,659.65 : x
  2. Step 2: Convert to fraction form
    2,703.33/4,056.26 = 2,659.65/x
  3. Step 3: Cross multiply
    2,703.33x = 4,056.26 × 2,659.65
  4. Step 4: Simplify right side
    2,703.33x = 10,788,231.91
  5. Step 5: Solve for x
    x = 10,788,231.91/2,703.33
  6. Step 6: Final answer
    x = 3,990.72

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1.5x scale

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.