Home / 6,106.30-9,179.70-5,304.40

Finding the Fourth Proportional to 6,106.30, 9,179.70 and 5,304.40

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Solution

The fourth proportional to 6,106.30, 9,179.70 and 5,304.40 is: 7,974.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.30 : 9,179.70 = 5,304.40 : x
  2. Step 2: Convert to fraction form
    6,106.30/9,179.70 = 5,304.40/x
  3. Step 3: Cross multiply
    6,106.30x = 9,179.70 × 5,304.40
  4. Step 4: Simplify right side
    6,106.30x = 48,692,800.68
  5. Step 5: Solve for x
    x = 48,692,800.68/6,106.30
  6. Step 6: Final answer
    x = 7,974.19

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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.