Home / 8,741.09-13,111.92-2,897.52

Finding the Fourth Proportional to 8,741.09, 13,111.92 and 2,897.52

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Solution

The fourth proportional to 8,741.09, 13,111.92 and 2,897.52 is: 4,346.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.09 : 13,111.92 = 2,897.52 : x
  2. Step 2: Convert to fraction form
    8,741.09/13,111.92 = 2,897.52/x
  3. Step 3: Cross multiply
    8,741.09x = 13,111.92 × 2,897.52
  4. Step 4: Simplify right side
    8,741.09x = 37,992,050.44
  5. Step 5: Solve for x
    x = 37,992,050.44/8,741.09
  6. Step 6: Final answer
    x = 4,346.38

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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.