Home / 7,923.45-10,934.53-4,338.56

Finding the Fourth Proportional to 7,923.45, 10,934.53 and 4,338.56

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Solution

The fourth proportional to 7,923.45, 10,934.53 and 4,338.56 is: 5,987.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.45 : 10,934.53 = 4,338.56 : x
  2. Step 2: Convert to fraction form
    7,923.45/10,934.53 = 4,338.56/x
  3. Step 3: Cross multiply
    7,923.45x = 10,934.53 × 4,338.56
  4. Step 4: Simplify right side
    7,923.45x = 47,440,114.48
  5. Step 5: Solve for x
    x = 47,440,114.48/7,923.45
  6. Step 6: Final answer
    x = 5,987.31

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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.