Home / 5,317.88-7,338.21-2,959.52

Finding the Fourth Proportional to 5,317.88, 7,338.21 and 2,959.52

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Solution

The fourth proportional to 5,317.88, 7,338.21 and 2,959.52 is: 4,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.88 : 7,338.21 = 2,959.52 : x
  2. Step 2: Convert to fraction form
    5,317.88/7,338.21 = 2,959.52/x
  3. Step 3: Cross multiply
    5,317.88x = 7,338.21 × 2,959.52
  4. Step 4: Simplify right side
    5,317.88x = 21,717,579.26
  5. Step 5: Solve for x
    x = 21,717,579.26/5,317.88
  6. Step 6: Final answer
    x = 4,083.88

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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.