Home / 7,679.64-10,593.52-5,317.68

Finding the Fourth Proportional to 7,679.64, 10,593.52 and 5,317.68

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Solution

The fourth proportional to 7,679.64, 10,593.52 and 5,317.68 is: 7,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.64 : 10,593.52 = 5,317.68 : x
  2. Step 2: Convert to fraction form
    7,679.64/10,593.52 = 5,317.68/x
  3. Step 3: Cross multiply
    7,679.64x = 10,593.52 × 5,317.68
  4. Step 4: Simplify right side
    7,679.64x = 56,332,949.43
  5. Step 5: Solve for x
    x = 56,332,949.43/7,679.64
  6. Step 6: Final answer
    x = 7,335.36

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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.