Home / 7,850.13-10,828.36-4,661.26

Finding the Fourth Proportional to 7,850.13, 10,828.36 and 4,661.26

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Solution

The fourth proportional to 7,850.13, 10,828.36 and 4,661.26 is: 6,429.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.13 : 10,828.36 = 4,661.26 : x
  2. Step 2: Convert to fraction form
    7,850.13/10,828.36 = 4,661.26/x
  3. Step 3: Cross multiply
    7,850.13x = 10,828.36 × 4,661.26
  4. Step 4: Simplify right side
    7,850.13x = 50,473,801.33
  5. Step 5: Solve for x
    x = 50,473,801.33/7,850.13
  6. Step 6: Final answer
    x = 6,429.68

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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.