Home / 3,432.09-5,155.02-2,048.12

Finding the Fourth Proportional to 3,432.09, 5,155.02 and 2,048.12

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Solution

The fourth proportional to 3,432.09, 5,155.02 and 2,048.12 is: 3,076.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.09 : 5,155.02 = 2,048.12 : x
  2. Step 2: Convert to fraction form
    3,432.09/5,155.02 = 2,048.12/x
  3. Step 3: Cross multiply
    3,432.09x = 5,155.02 × 2,048.12
  4. Step 4: Simplify right side
    3,432.09x = 10,558,099.56
  5. Step 5: Solve for x
    x = 10,558,099.56/3,432.09
  6. Step 6: Final answer
    x = 3,076.29

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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.