Home / 7,577.22-10,455.84-5,588.88

Finding the Fourth Proportional to 7,577.22, 10,455.84 and 5,588.88

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Solution

The fourth proportional to 7,577.22, 10,455.84 and 5,588.88 is: 7,712.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.22 : 10,455.84 = 5,588.88 : x
  2. Step 2: Convert to fraction form
    7,577.22/10,455.84 = 5,588.88/x
  3. Step 3: Cross multiply
    7,577.22x = 10,455.84 × 5,588.88
  4. Step 4: Simplify right side
    7,577.22x = 58,436,435.06
  5. Step 5: Solve for x
    x = 58,436,435.06/7,577.22
  6. Step 6: Final answer
    x = 7,712.12

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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.