Home / 7,415.23-11,124.06-3,517.51

Finding the Fourth Proportional to 7,415.23, 11,124.06 and 3,517.51

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Solution

The fourth proportional to 7,415.23, 11,124.06 and 3,517.51 is: 5,276.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415.23 : 11,124.06 = 3,517.51 : x
  2. Step 2: Convert to fraction form
    7,415.23/11,124.06 = 3,517.51/x
  3. Step 3: Cross multiply
    7,415.23x = 11,124.06 × 3,517.51
  4. Step 4: Simplify right side
    7,415.23x = 39,128,992.29
  5. Step 5: Solve for x
    x = 39,128,992.29/7,415.23
  6. Step 6: Final answer
    x = 5,276.84

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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.