Home / 3,152.57-4,727.61-1,072.22

Finding the Fourth Proportional to 3,152.57, 4,727.61 and 1,072.22

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Solution

The fourth proportional to 3,152.57, 4,727.61 and 1,072.22 is: 1,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.57 : 4,727.61 = 1,072.22 : x
  2. Step 2: Convert to fraction form
    3,152.57/4,727.61 = 1,072.22/x
  3. Step 3: Cross multiply
    3,152.57x = 4,727.61 × 1,072.22
  4. Step 4: Simplify right side
    3,152.57x = 5,069,014.36
  5. Step 5: Solve for x
    x = 5,069,014.36/3,152.57
  6. Step 6: Final answer
    x = 1,607.90

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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.