Home / 7,135.33-9,843.43-4,618.25

Finding the Fourth Proportional to 7,135.33, 9,843.43 and 4,618.25

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Solution

The fourth proportional to 7,135.33, 9,843.43 and 4,618.25 is: 6,371.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.33 : 9,843.43 = 4,618.25 : x
  2. Step 2: Convert to fraction form
    7,135.33/9,843.43 = 4,618.25/x
  3. Step 3: Cross multiply
    7,135.33x = 9,843.43 × 4,618.25
  4. Step 4: Simplify right side
    7,135.33x = 45,459,420.60
  5. Step 5: Solve for x
    x = 45,459,420.60/7,135.33
  6. Step 6: Final answer
    x = 6,371.03

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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.