Home / 3,338.50-4,607.40-1,941.52

Finding the Fourth Proportional to 3,338.50, 4,607.40 and 1,941.52

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Solution

The fourth proportional to 3,338.50, 4,607.40 and 1,941.52 is: 2,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.50 : 4,607.40 = 1,941.52 : x
  2. Step 2: Convert to fraction form
    3,338.50/4,607.40 = 1,941.52/x
  3. Step 3: Cross multiply
    3,338.50x = 4,607.40 × 1,941.52
  4. Step 4: Simplify right side
    3,338.50x = 8,945,359.25
  5. Step 5: Solve for x
    x = 8,945,359.25/3,338.50
  6. Step 6: Final answer
    x = 2,679.45

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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.