Home / 4,212.02-5,812.31-2,323.62

Finding the Fourth Proportional to 4,212.02, 5,812.31 and 2,323.62

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Solution

The fourth proportional to 4,212.02, 5,812.31 and 2,323.62 is: 3,206.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.02 : 5,812.31 = 2,323.62 : x
  2. Step 2: Convert to fraction form
    4,212.02/5,812.31 = 2,323.62/x
  3. Step 3: Cross multiply
    4,212.02x = 5,812.31 × 2,323.62
  4. Step 4: Simplify right side
    4,212.02x = 13,505,599.76
  5. Step 5: Solve for x
    x = 13,505,599.76/4,212.02
  6. Step 6: Final answer
    x = 3,206.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.