Home / 3,006.81-4,512.92-1,775.34

Finding the Fourth Proportional to 3,006.81, 4,512.92 and 1,775.34

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Solution

The fourth proportional to 3,006.81, 4,512.92 and 1,775.34 is: 2,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.81 : 4,512.92 = 1,775.34 : x
  2. Step 2: Convert to fraction form
    3,006.81/4,512.92 = 1,775.34/x
  3. Step 3: Cross multiply
    3,006.81x = 4,512.92 × 1,775.34
  4. Step 4: Simplify right side
    3,006.81x = 8,011,958.52
  5. Step 5: Solve for x
    x = 8,011,958.52/3,006.81
  6. Step 6: Final answer
    x = 2,664.60

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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.