Home / 6,616.02-9,923.99-1,685.62

Finding the Fourth Proportional to 6,616.02, 9,923.99 and 1,685.62

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Solution

The fourth proportional to 6,616.02, 9,923.99 and 1,685.62 is: 2,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616.02 : 9,923.99 = 1,685.62 : x
  2. Step 2: Convert to fraction form
    6,616.02/9,923.99 = 1,685.62/x
  3. Step 3: Cross multiply
    6,616.02x = 9,923.99 × 1,685.62
  4. Step 4: Simplify right side
    6,616.02x = 16,728,076.02
  5. Step 5: Solve for x
    x = 16,728,076.02/6,616.02
  6. Step 6: Final answer
    x = 2,528.42

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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.