Home / 4,425.30-6,105.81-2,851.50

Finding the Fourth Proportional to 4,425.30, 6,105.81 and 2,851.50

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Solution

The fourth proportional to 4,425.30, 6,105.81 and 2,851.50 is: 3,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.30 : 6,105.81 = 2,851.50 : x
  2. Step 2: Convert to fraction form
    4,425.30/6,105.81 = 2,851.50/x
  3. Step 3: Cross multiply
    4,425.30x = 6,105.81 × 2,851.50
  4. Step 4: Simplify right side
    4,425.30x = 17,410,717.22
  5. Step 5: Solve for x
    x = 17,410,717.22/4,425.30
  6. Step 6: Final answer
    x = 3,934.36

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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.