Home / 7,352.13-11,028.77-2,087.05

Finding the Fourth Proportional to 7,352.13, 11,028.77 and 2,087.05

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Solution

The fourth proportional to 7,352.13, 11,028.77 and 2,087.05 is: 3,130.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.13 : 11,028.77 = 2,087.05 : x
  2. Step 2: Convert to fraction form
    7,352.13/11,028.77 = 2,087.05/x
  3. Step 3: Cross multiply
    7,352.13x = 11,028.77 × 2,087.05
  4. Step 4: Simplify right side
    7,352.13x = 23,017,594.43
  5. Step 5: Solve for x
    x = 23,017,594.43/7,352.13
  6. Step 6: Final answer
    x = 3,130.74

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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.