Home / 7,341.68-11,014.20-3,182.38

Finding the Fourth Proportional to 7,341.68, 11,014.20 and 3,182.38

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Solution

The fourth proportional to 7,341.68, 11,014.20 and 3,182.38 is: 4,774.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.68 : 11,014.20 = 3,182.38 : x
  2. Step 2: Convert to fraction form
    7,341.68/11,014.20 = 3,182.38/x
  3. Step 3: Cross multiply
    7,341.68x = 11,014.20 × 3,182.38
  4. Step 4: Simplify right side
    7,341.68x = 35,051,369.80
  5. Step 5: Solve for x
    x = 35,051,369.80/7,341.68
  6. Step 6: Final answer
    x = 4,774.30

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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.