Home / 3,108.05-4,687.01-3,066.36

Finding the Fourth Proportional to 3,108.05, 4,687.01 and 3,066.36

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Solution

The fourth proportional to 3,108.05, 4,687.01 and 3,066.36 is: 4,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.05 : 4,687.01 = 3,066.36 : x
  2. Step 2: Convert to fraction form
    3,108.05/4,687.01 = 3,066.36/x
  3. Step 3: Cross multiply
    3,108.05x = 4,687.01 × 3,066.36
  4. Step 4: Simplify right side
    3,108.05x = 14,372,055.82
  5. Step 5: Solve for x
    x = 14,372,055.82/3,108.05
  6. Step 6: Final answer
    x = 4,624.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.