Home / 4,387.05-6,581.66-3,091.05

Finding the Fourth Proportional to 4,387.05, 6,581.66 and 3,091.05

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Solution

The fourth proportional to 4,387.05, 6,581.66 and 3,091.05 is: 4,637.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.05 : 6,581.66 = 3,091.05 : x
  2. Step 2: Convert to fraction form
    4,387.05/6,581.66 = 3,091.05/x
  3. Step 3: Cross multiply
    4,387.05x = 6,581.66 × 3,091.05
  4. Step 4: Simplify right side
    4,387.05x = 20,344,224.69
  5. Step 5: Solve for x
    x = 20,344,224.69/4,387.05
  6. Step 6: Final answer
    x = 4,637.34

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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.