Home / 11,741.81-16,204.20-7,025.18

Finding the Fourth Proportional to 11,741.81, 16,204.20 and 7,025.18

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Solution

The fourth proportional to 11,741.81, 16,204.20 and 7,025.18 is: 9,695.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.81 : 16,204.20 = 7,025.18 : x
  2. Step 2: Convert to fraction form
    11,741.81/16,204.20 = 7,025.18/x
  3. Step 3: Cross multiply
    11,741.81x = 16,204.20 × 7,025.18
  4. Step 4: Simplify right side
    11,741.81x = 113,837,421.76
  5. Step 5: Solve for x
    x = 113,837,421.76/11,741.81
  6. Step 6: Final answer
    x = 9,695.05

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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.