Home / 7,918.97-10,928.57-4,562.33

Finding the Fourth Proportional to 7,918.97, 10,928.57 and 4,562.33

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Solution

The fourth proportional to 7,918.97, 10,928.57 and 4,562.33 is: 6,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.97 : 10,928.57 = 4,562.33 : x
  2. Step 2: Convert to fraction form
    7,918.97/10,928.57 = 4,562.33/x
  3. Step 3: Cross multiply
    7,918.97x = 10,928.57 × 4,562.33
  4. Step 4: Simplify right side
    7,918.97x = 49,859,665.31
  5. Step 5: Solve for x
    x = 49,859,665.31/7,918.97
  6. Step 6: Final answer
    x = 6,296.24

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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.