Home / 7,391.62-11,085.04-2,459.94

Finding the Fourth Proportional to 7,391.62, 11,085.04 and 2,459.94

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Solution

The fourth proportional to 7,391.62, 11,085.04 and 2,459.94 is: 3,689.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.62 : 11,085.04 = 2,459.94 : x
  2. Step 2: Convert to fraction form
    7,391.62/11,085.04 = 2,459.94/x
  3. Step 3: Cross multiply
    7,391.62x = 11,085.04 × 2,459.94
  4. Step 4: Simplify right side
    7,391.62x = 27,268,533.30
  5. Step 5: Solve for x
    x = 27,268,533.30/7,391.62
  6. Step 6: Final answer
    x = 3,689.11

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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.