Home / 2,184.08-3,276.14-540.62

Finding the Fourth Proportional to 2,184.08, 3,276.14 and 540.62

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Solution

The fourth proportional to 2,184.08, 3,276.14 and 540.62 is: 810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.08 : 3,276.14 = 540.62 : x
  2. Step 2: Convert to fraction form
    2,184.08/3,276.14 = 540.62/x
  3. Step 3: Cross multiply
    2,184.08x = 3,276.14 × 540.62
  4. Step 4: Simplify right side
    2,184.08x = 1,771,146.81
  5. Step 5: Solve for x
    x = 1,771,146.81/2,184.08
  6. Step 6: Final answer
    x = 810.93

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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.