Home / 3,214.50-4,436.28-2,036.49

Finding the Fourth Proportional to 3,214.50, 4,436.28 and 2,036.49

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Solution

The fourth proportional to 3,214.50, 4,436.28 and 2,036.49 is: 2,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.50 : 4,436.28 = 2,036.49 : x
  2. Step 2: Convert to fraction form
    3,214.50/4,436.28 = 2,036.49/x
  3. Step 3: Cross multiply
    3,214.50x = 4,436.28 × 2,036.49
  4. Step 4: Simplify right side
    3,214.50x = 9,034,439.86
  5. Step 5: Solve for x
    x = 9,034,439.86/3,214.50
  6. Step 6: Final answer
    x = 2,810.53

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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.