Home / 3,366.72-5,051.52-3,080.16

Finding the Fourth Proportional to 3,366.72, 5,051.52 and 3,080.16

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Solution

The fourth proportional to 3,366.72, 5,051.52 and 3,080.16 is: 4,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.72 : 5,051.52 = 3,080.16 : x
  2. Step 2: Convert to fraction form
    3,366.72/5,051.52 = 3,080.16/x
  3. Step 3: Cross multiply
    3,366.72x = 5,051.52 × 3,080.16
  4. Step 4: Simplify right side
    3,366.72x = 15,559,489.84
  5. Step 5: Solve for x
    x = 15,559,489.84/3,366.72
  6. Step 6: Final answer
    x = 4,621.56

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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.