Home / 3,437.20-4,747.21-2,322.74

Finding the Fourth Proportional to 3,437.20, 4,747.21 and 2,322.74

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Solution

The fourth proportional to 3,437.20, 4,747.21 and 2,322.74 is: 3,208.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.20 : 4,747.21 = 2,322.74 : x
  2. Step 2: Convert to fraction form
    3,437.20/4,747.21 = 2,322.74/x
  3. Step 3: Cross multiply
    3,437.20x = 4,747.21 × 2,322.74
  4. Step 4: Simplify right side
    3,437.20x = 11,026,540.62
  5. Step 5: Solve for x
    x = 11,026,540.62/3,437.20
  6. Step 6: Final answer
    x = 3,208.00

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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.