Home / 3,313.73-4,572.94-1,897.42

Finding the Fourth Proportional to 3,313.73, 4,572.94 and 1,897.42

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Solution

The fourth proportional to 3,313.73, 4,572.94 and 1,897.42 is: 2,618.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.73 : 4,572.94 = 1,897.42 : x
  2. Step 2: Convert to fraction form
    3,313.73/4,572.94 = 1,897.42/x
  3. Step 3: Cross multiply
    3,313.73x = 4,572.94 × 1,897.42
  4. Step 4: Simplify right side
    3,313.73x = 8,676,787.81
  5. Step 5: Solve for x
    x = 8,676,787.81/3,313.73
  6. Step 6: Final answer
    x = 2,618.44

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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.