Home / 3,310.40-4,958.03-1,580.24

Finding the Fourth Proportional to 3,310.40, 4,958.03 and 1,580.24

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Solution

The fourth proportional to 3,310.40, 4,958.03 and 1,580.24 is: 2,366.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.40 : 4,958.03 = 1,580.24 : x
  2. Step 2: Convert to fraction form
    3,310.40/4,958.03 = 1,580.24/x
  3. Step 3: Cross multiply
    3,310.40x = 4,958.03 × 1,580.24
  4. Step 4: Simplify right side
    3,310.40x = 7,834,877.33
  5. Step 5: Solve for x
    x = 7,834,877.33/3,310.40
  6. Step 6: Final answer
    x = 2,366.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.