Home / 8,508.29-11,741.99-5,151.24

Finding the Fourth Proportional to 8,508.29, 11,741.99 and 5,151.24

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Solution

The fourth proportional to 8,508.29, 11,741.99 and 5,151.24 is: 7,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.29 : 11,741.99 = 5,151.24 : x
  2. Step 2: Convert to fraction form
    8,508.29/11,741.99 = 5,151.24/x
  3. Step 3: Cross multiply
    8,508.29x = 11,741.99 × 5,151.24
  4. Step 4: Simplify right side
    8,508.29x = 60,485,782.81
  5. Step 5: Solve for x
    x = 60,485,782.81/8,508.29
  6. Step 6: Final answer
    x = 7,109.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.