Home / 7,355.07-11,025.06-3,191.58

Finding the Fourth Proportional to 7,355.07, 11,025.06 and 3,191.58

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Solution

The fourth proportional to 7,355.07, 11,025.06 and 3,191.58 is: 4,784.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.07 : 11,025.06 = 3,191.58 : x
  2. Step 2: Convert to fraction form
    7,355.07/11,025.06 = 3,191.58/x
  3. Step 3: Cross multiply
    7,355.07x = 11,025.06 × 3,191.58
  4. Step 4: Simplify right side
    7,355.07x = 35,187,360.99
  5. Step 5: Solve for x
    x = 35,187,360.99/7,355.07
  6. Step 6: Final answer
    x = 4,784.10

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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.