Home / 5,461.09-7,538.88-3,695.56

Finding the Fourth Proportional to 5,461.09, 7,538.88 and 3,695.56

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Solution

The fourth proportional to 5,461.09, 7,538.88 and 3,695.56 is: 5,101.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.09 : 7,538.88 = 3,695.56 : x
  2. Step 2: Convert to fraction form
    5,461.09/7,538.88 = 3,695.56/x
  3. Step 3: Cross multiply
    5,461.09x = 7,538.88 × 3,695.56
  4. Step 4: Simplify right side
    5,461.09x = 27,860,383.37
  5. Step 5: Solve for x
    x = 27,860,383.37/5,461.09
  6. Step 6: Final answer
    x = 5,101.62

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1.5x scale

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.