Home / 11,680.02-17,519.04-4,284.18

Finding the Fourth Proportional to 11,680.02, 17,519.04 and 4,284.18

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Solution

The fourth proportional to 11,680.02, 17,519.04 and 4,284.18 is: 6,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.02 : 17,519.04 = 4,284.18 : x
  2. Step 2: Convert to fraction form
    11,680.02/17,519.04 = 4,284.18/x
  3. Step 3: Cross multiply
    11,680.02x = 17,519.04 × 4,284.18
  4. Step 4: Simplify right side
    11,680.02x = 75,054,720.79
  5. Step 5: Solve for x
    x = 75,054,720.79/11,680.02
  6. Step 6: Final answer
    x = 6,425.91

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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.