Home / 5,455.73-7,528.71-3,334.81

Finding the Fourth Proportional to 5,455.73, 7,528.71 and 3,334.81

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Solution

The fourth proportional to 5,455.73, 7,528.71 and 3,334.81 is: 4,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.73 : 7,528.71 = 3,334.81 : x
  2. Step 2: Convert to fraction form
    5,455.73/7,528.71 = 3,334.81/x
  3. Step 3: Cross multiply
    5,455.73x = 7,528.71 × 3,334.81
  4. Step 4: Simplify right side
    5,455.73x = 25,106,817.40
  5. Step 5: Solve for x
    x = 25,106,817.40/5,455.73
  6. Step 6: Final answer
    x = 4,601.92

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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.