Home / 3,424.19-4,725.40-2,007.56

Finding the Fourth Proportional to 3,424.19, 4,725.40 and 2,007.56

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Solution

The fourth proportional to 3,424.19, 4,725.40 and 2,007.56 is: 2,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.19 : 4,725.40 = 2,007.56 : x
  2. Step 2: Convert to fraction form
    3,424.19/4,725.40 = 2,007.56/x
  3. Step 3: Cross multiply
    3,424.19x = 4,725.40 × 2,007.56
  4. Step 4: Simplify right side
    3,424.19x = 9,486,495.38
  5. Step 5: Solve for x
    x = 9,486,495.38/3,424.19
  6. Step 6: Final answer
    x = 2,770.44

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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.