Home / 6,112.79-9,168.02-1,730.09

Finding the Fourth Proportional to 6,112.79, 9,168.02 and 1,730.09

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Solution

The fourth proportional to 6,112.79, 9,168.02 and 1,730.09 is: 2,594.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.79 : 9,168.02 = 1,730.09 : x
  2. Step 2: Convert to fraction form
    6,112.79/9,168.02 = 1,730.09/x
  3. Step 3: Cross multiply
    6,112.79x = 9,168.02 × 1,730.09
  4. Step 4: Simplify right side
    6,112.79x = 15,861,491.07
  5. Step 5: Solve for x
    x = 15,861,491.07/6,112.79
  6. Step 6: Final answer
    x = 2,594.80

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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.