Home / 7,537.17-11,305.77-3,638.84

Finding the Fourth Proportional to 7,537.17, 11,305.77 and 3,638.84

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Solution

The fourth proportional to 7,537.17, 11,305.77 and 3,638.84 is: 5,458.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.17 : 11,305.77 = 3,638.84 : x
  2. Step 2: Convert to fraction form
    7,537.17/11,305.77 = 3,638.84/x
  3. Step 3: Cross multiply
    7,537.17x = 11,305.77 × 3,638.84
  4. Step 4: Simplify right side
    7,537.17x = 41,139,888.11
  5. Step 5: Solve for x
    x = 41,139,888.11/7,537.17
  6. Step 6: Final answer
    x = 5,458.27

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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.