Home / 6,184.62-8,534.67-3,390.06

Finding the Fourth Proportional to 6,184.62, 8,534.67 and 3,390.06

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Solution

The fourth proportional to 6,184.62, 8,534.67 and 3,390.06 is: 4,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,184.62 : 8,534.67 = 3,390.06 : x
  2. Step 2: Convert to fraction form
    6,184.62/8,534.67 = 3,390.06/x
  3. Step 3: Cross multiply
    6,184.62x = 8,534.67 × 3,390.06
  4. Step 4: Simplify right side
    6,184.62x = 28,933,043.38
  5. Step 5: Solve for x
    x = 28,933,043.38/6,184.62
  6. Step 6: Final answer
    x = 4,678.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.