Home / 7,431.06-11,147.40-2,501.04

Finding the Fourth Proportional to 7,431.06, 11,147.40 and 2,501.04

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Solution

The fourth proportional to 7,431.06, 11,147.40 and 2,501.04 is: 3,751.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.06 : 11,147.40 = 2,501.04 : x
  2. Step 2: Convert to fraction form
    7,431.06/11,147.40 = 2,501.04/x
  3. Step 3: Cross multiply
    7,431.06x = 11,147.40 × 2,501.04
  4. Step 4: Simplify right side
    7,431.06x = 27,880,093.30
  5. Step 5: Solve for x
    x = 27,880,093.30/7,431.06
  6. Step 6: Final answer
    x = 3,751.83

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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.