Home / 5,317.88-7,338.60-2,960.02

Finding the Fourth Proportional to 5,317.88, 7,338.60 and 2,960.02

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Solution

The fourth proportional to 5,317.88, 7,338.60 and 2,960.02 is: 4,084.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.88 : 7,338.60 = 2,960.02 : x
  2. Step 2: Convert to fraction form
    5,317.88/7,338.60 = 2,960.02/x
  3. Step 3: Cross multiply
    5,317.88x = 7,338.60 × 2,960.02
  4. Step 4: Simplify right side
    5,317.88x = 21,722,411.95
  5. Step 5: Solve for x
    x = 21,722,411.95/5,317.88
  6. Step 6: Final answer
    x = 4,084.79

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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.