Home / 3,504.06-5,252.45-1,311.84

Finding the Fourth Proportional to 3,504.06, 5,252.45 and 1,311.84

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Solution

The fourth proportional to 3,504.06, 5,252.45 and 1,311.84 is: 1,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.06 : 5,252.45 = 1,311.84 : x
  2. Step 2: Convert to fraction form
    3,504.06/5,252.45 = 1,311.84/x
  3. Step 3: Cross multiply
    3,504.06x = 5,252.45 × 1,311.84
  4. Step 4: Simplify right side
    3,504.06x = 6,890,367.45
  5. Step 5: Solve for x
    x = 6,890,367.45/3,504.06
  6. Step 6: Final answer
    x = 1,966.40

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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.