Home / 6,145.05-9,213.75-2,637.30

Finding the Fourth Proportional to 6,145.05, 9,213.75 and 2,637.30

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Solution

The fourth proportional to 6,145.05, 9,213.75 and 2,637.30 is: 3,954.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.05 : 9,213.75 = 2,637.30 : x
  2. Step 2: Convert to fraction form
    6,145.05/9,213.75 = 2,637.30/x
  3. Step 3: Cross multiply
    6,145.05x = 9,213.75 × 2,637.30
  4. Step 4: Simplify right side
    6,145.05x = 24,299,422.88
  5. Step 5: Solve for x
    x = 24,299,422.88/6,145.05
  6. Step 6: Final answer
    x = 3,954.31

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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.