Home / 5,182.38-7,156.53-3,322.62

Finding the Fourth Proportional to 5,182.38, 7,156.53 and 3,322.62

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Solution

The fourth proportional to 5,182.38, 7,156.53 and 3,322.62 is: 4,588.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.38 : 7,156.53 = 3,322.62 : x
  2. Step 2: Convert to fraction form
    5,182.38/7,156.53 = 3,322.62/x
  3. Step 3: Cross multiply
    5,182.38x = 7,156.53 × 3,322.62
  4. Step 4: Simplify right side
    5,182.38x = 23,778,429.71
  5. Step 5: Solve for x
    x = 23,778,429.71/5,182.38
  6. Step 6: Final answer
    x = 4,588.32

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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.