Home / 3,459.58-4,773.98-2,043.20

Finding the Fourth Proportional to 3,459.58, 4,773.98 and 2,043.20

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Solution

The fourth proportional to 3,459.58, 4,773.98 and 2,043.20 is: 2,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.58 : 4,773.98 = 2,043.20 : x
  2. Step 2: Convert to fraction form
    3,459.58/4,773.98 = 2,043.20/x
  3. Step 3: Cross multiply
    3,459.58x = 4,773.98 × 2,043.20
  4. Step 4: Simplify right side
    3,459.58x = 9,754,195.94
  5. Step 5: Solve for x
    x = 9,754,195.94/3,459.58
  6. Step 6: Final answer
    x = 2,819.47

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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.