Home / 9,530.60-13,153.45-5,755.89

Finding the Fourth Proportional to 9,530.60, 13,153.45 and 5,755.89

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Solution

The fourth proportional to 9,530.60, 13,153.45 and 5,755.89 is: 7,943.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530.60 : 13,153.45 = 5,755.89 : x
  2. Step 2: Convert to fraction form
    9,530.60/13,153.45 = 5,755.89/x
  3. Step 3: Cross multiply
    9,530.60x = 13,153.45 × 5,755.89
  4. Step 4: Simplify right side
    9,530.60x = 75,709,796.93
  5. Step 5: Solve for x
    x = 75,709,796.93/9,530.60
  6. Step 6: Final answer
    x = 7,943.87

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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.