Home / 11,638.08-17,457.12-2,873.16

Finding the Fourth Proportional to 11,638.08, 17,457.12 and 2,873.16

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Solution

The fourth proportional to 11,638.08, 17,457.12 and 2,873.16 is: 4,309.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638.08 : 17,457.12 = 2,873.16 : x
  2. Step 2: Convert to fraction form
    11,638.08/17,457.12 = 2,873.16/x
  3. Step 3: Cross multiply
    11,638.08x = 17,457.12 × 2,873.16
  4. Step 4: Simplify right side
    11,638.08x = 50,157,098.90
  5. Step 5: Solve for x
    x = 50,157,098.90/11,638.08
  6. Step 6: Final answer
    x = 4,309.74

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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.