Home / 3,150.58-4,349.02-2,102.26

Finding the Fourth Proportional to 3,150.58, 4,349.02 and 2,102.26

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Solution

The fourth proportional to 3,150.58, 4,349.02 and 2,102.26 is: 2,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.58 : 4,349.02 = 2,102.26 : x
  2. Step 2: Convert to fraction form
    3,150.58/4,349.02 = 2,102.26/x
  3. Step 3: Cross multiply
    3,150.58x = 4,349.02 × 2,102.26
  4. Step 4: Simplify right side
    3,150.58x = 9,142,770.79
  5. Step 5: Solve for x
    x = 9,142,770.79/3,150.58
  6. Step 6: Final answer
    x = 2,901.93

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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.