Home / 4,055.40-6,086.70-3,472.20

Finding the Fourth Proportional to 4,055.40, 6,086.70 and 3,472.20

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Solution

The fourth proportional to 4,055.40, 6,086.70 and 3,472.20 is: 5,211.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.40 : 6,086.70 = 3,472.20 : x
  2. Step 2: Convert to fraction form
    4,055.40/6,086.70 = 3,472.20/x
  3. Step 3: Cross multiply
    4,055.40x = 6,086.70 × 3,472.20
  4. Step 4: Simplify right side
    4,055.40x = 21,134,239.74
  5. Step 5: Solve for x
    x = 21,134,239.74/4,055.40
  6. Step 6: Final answer
    x = 5,211.38

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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.