Home / 11,798.12-17,701.20-7,410.44

Finding the Fourth Proportional to 11,798.12, 17,701.20 and 7,410.44

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Solution

The fourth proportional to 11,798.12, 17,701.20 and 7,410.44 is: 11,118.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.12 : 17,701.20 = 7,410.44 : x
  2. Step 2: Convert to fraction form
    11,798.12/17,701.20 = 7,410.44/x
  3. Step 3: Cross multiply
    11,798.12x = 17,701.20 × 7,410.44
  4. Step 4: Simplify right side
    11,798.12x = 131,173,680.53
  5. Step 5: Solve for x
    x = 131,173,680.53/11,798.12
  6. Step 6: Final answer
    x = 11,118.18

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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.