Home / 7,829.28-10,804.24-4,292.49

Finding the Fourth Proportional to 7,829.28, 10,804.24 and 4,292.49

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Solution

The fourth proportional to 7,829.28, 10,804.24 and 4,292.49 is: 5,923.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.28 : 10,804.24 = 4,292.49 : x
  2. Step 2: Convert to fraction form
    7,829.28/10,804.24 = 4,292.49/x
  3. Step 3: Cross multiply
    7,829.28x = 10,804.24 × 4,292.49
  4. Step 4: Simplify right side
    7,829.28x = 46,377,092.16
  5. Step 5: Solve for x
    x = 46,377,092.16/7,829.28
  6. Step 6: Final answer
    x = 5,923.55

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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.