Home / 5,313.97-7,328.91-4,716.90

Finding the Fourth Proportional to 5,313.97, 7,328.91 and 4,716.90

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Solution

The fourth proportional to 5,313.97, 7,328.91 and 4,716.90 is: 6,505.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.97 : 7,328.91 = 4,716.90 : x
  2. Step 2: Convert to fraction form
    5,313.97/7,328.91 = 4,716.90/x
  3. Step 3: Cross multiply
    5,313.97x = 7,328.91 × 4,716.90
  4. Step 4: Simplify right side
    5,313.97x = 34,569,735.58
  5. Step 5: Solve for x
    x = 34,569,735.58/5,313.97
  6. Step 6: Final answer
    x = 6,505.44

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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.