Home / 9,135.55-13,703.31-3,585.01

Finding the Fourth Proportional to 9,135.55, 13,703.31 and 3,585.01

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Solution

The fourth proportional to 9,135.55, 13,703.31 and 3,585.01 is: 5,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.55 : 13,703.31 = 3,585.01 : x
  2. Step 2: Convert to fraction form
    9,135.55/13,703.31 = 3,585.01/x
  3. Step 3: Cross multiply
    9,135.55x = 13,703.31 × 3,585.01
  4. Step 4: Simplify right side
    9,135.55x = 49,126,546.62
  5. Step 5: Solve for x
    x = 49,126,546.62/9,135.55
  6. Step 6: Final answer
    x = 5,377.51

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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.