Home / 5,551.73-7,661.93-3,313.59

Finding the Fourth Proportional to 5,551.73, 7,661.93 and 3,313.59

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Solution

The fourth proportional to 5,551.73, 7,661.93 and 3,313.59 is: 4,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.73 : 7,661.93 = 3,313.59 : x
  2. Step 2: Convert to fraction form
    5,551.73/7,661.93 = 3,313.59/x
  3. Step 3: Cross multiply
    5,551.73x = 7,661.93 × 3,313.59
  4. Step 4: Simplify right side
    5,551.73x = 25,388,478.06
  5. Step 5: Solve for x
    x = 25,388,478.06/5,551.73
  6. Step 6: Final answer
    x = 4,573.08

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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.