Home / 12,052.16-18,077.70-3,287.06

Finding the Fourth Proportional to 12,052.16, 18,077.70 and 3,287.06

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Solution

The fourth proportional to 12,052.16, 18,077.70 and 3,287.06 is: 4,930.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,052.16 : 18,077.70 = 3,287.06 : x
  2. Step 2: Convert to fraction form
    12,052.16/18,077.70 = 3,287.06/x
  3. Step 3: Cross multiply
    12,052.16x = 18,077.70 × 3,287.06
  4. Step 4: Simplify right side
    12,052.16x = 59,422,484.56
  5. Step 5: Solve for x
    x = 59,422,484.56/12,052.16
  6. Step 6: Final answer
    x = 4,930.44

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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.