Home / 11,393.12-17,088.48-3,072.62

Finding the Fourth Proportional to 11,393.12, 17,088.48 and 3,072.62

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Solution

The fourth proportional to 11,393.12, 17,088.48 and 3,072.62 is: 4,608.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.12 : 17,088.48 = 3,072.62 : x
  2. Step 2: Convert to fraction form
    11,393.12/17,088.48 = 3,072.62/x
  3. Step 3: Cross multiply
    11,393.12x = 17,088.48 × 3,072.62
  4. Step 4: Simplify right side
    11,393.12x = 52,506,448.14
  5. Step 5: Solve for x
    x = 52,506,448.14/11,393.12
  6. Step 6: Final answer
    x = 4,608.61

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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.