Home / 5,125.82-7,638.37-4,958.60

Finding the Fourth Proportional to 5,125.82, 7,638.37 and 4,958.60

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Solution

The fourth proportional to 5,125.82, 7,638.37 and 4,958.60 is: 7,389.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.82 : 7,638.37 = 4,958.60 : x
  2. Step 2: Convert to fraction form
    5,125.82/7,638.37 = 4,958.60/x
  3. Step 3: Cross multiply
    5,125.82x = 7,638.37 × 4,958.60
  4. Step 4: Simplify right side
    5,125.82x = 37,875,596.69
  5. Step 5: Solve for x
    x = 37,875,596.69/5,125.82
  6. Step 6: Final answer
    x = 7,389.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.