Home / 3,410.05-4,707.21-2,150.88

Finding the Fourth Proportional to 3,410.05, 4,707.21 and 2,150.88

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Solution

The fourth proportional to 3,410.05, 4,707.21 and 2,150.88 is: 2,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.05 : 4,707.21 = 2,150.88 : x
  2. Step 2: Convert to fraction form
    3,410.05/4,707.21 = 2,150.88/x
  3. Step 3: Cross multiply
    3,410.05x = 4,707.21 × 2,150.88
  4. Step 4: Simplify right side
    3,410.05x = 10,124,643.84
  5. Step 5: Solve for x
    x = 10,124,643.84/3,410.05
  6. Step 6: Final answer
    x = 2,969.06

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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.