Home / 7,923.53-11,887.31-2,993.19

Finding the Fourth Proportional to 7,923.53, 11,887.31 and 2,993.19

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Solution

The fourth proportional to 7,923.53, 11,887.31 and 2,993.19 is: 4,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.53 : 11,887.31 = 2,993.19 : x
  2. Step 2: Convert to fraction form
    7,923.53/11,887.31 = 2,993.19/x
  3. Step 3: Cross multiply
    7,923.53x = 11,887.31 × 2,993.19
  4. Step 4: Simplify right side
    7,923.53x = 35,580,984.90
  5. Step 5: Solve for x
    x = 35,580,984.90/7,923.53
  6. Step 6: Final answer
    x = 4,490.55

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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.