Home / 7,716.90-11,593.80-4,949.00

Finding the Fourth Proportional to 7,716.90, 11,593.80 and 4,949.00

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Solution

The fourth proportional to 7,716.90, 11,593.80 and 4,949.00 is: 7,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.90 : 11,593.80 = 4,949.00 : x
  2. Step 2: Convert to fraction form
    7,716.90/11,593.80 = 4,949.00/x
  3. Step 3: Cross multiply
    7,716.90x = 11,593.80 × 4,949.00
  4. Step 4: Simplify right side
    7,716.90x = 57,377,658.23
  5. Step 5: Solve for x
    x = 57,377,658.23/7,716.90
  6. Step 6: Final answer
    x = 7,435.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.