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Finding the Fourth Proportional to 3,388.68, 4,675.68 and 2,060.08

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Solution

The fourth proportional to 3,388.68, 4,675.68 and 2,060.08 is: 2,842.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.68 : 4,675.68 = 2,060.08 : x
  2. Step 2: Convert to fraction form
    3,388.68/4,675.68 = 2,060.08/x
  3. Step 3: Cross multiply
    3,388.68x = 4,675.68 × 2,060.08
  4. Step 4: Simplify right side
    3,388.68x = 9,632,274.85
  5. Step 5: Solve for x
    x = 9,632,274.85/3,388.68
  6. Step 6: Final answer
    x = 2,842.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.