Home / 3,338.81-5,011.61-1,674.14

Finding the Fourth Proportional to 3,338.81, 5,011.61 and 1,674.14

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Solution

The fourth proportional to 3,338.81, 5,011.61 and 1,674.14 is: 2,512.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.81 : 5,011.61 = 1,674.14 : x
  2. Step 2: Convert to fraction form
    3,338.81/5,011.61 = 1,674.14/x
  3. Step 3: Cross multiply
    3,338.81x = 5,011.61 × 1,674.14
  4. Step 4: Simplify right side
    3,338.81x = 8,390,103.34
  5. Step 5: Solve for x
    x = 8,390,103.34/3,338.81
  6. Step 6: Final answer
    x = 2,512.91

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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.