Home / 4,888.33-7,317.90-3,426.68

Finding the Fourth Proportional to 4,888.33, 7,317.90 and 3,426.68

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Solution

The fourth proportional to 4,888.33, 7,317.90 and 3,426.68 is: 5,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.33 : 7,317.90 = 3,426.68 : x
  2. Step 2: Convert to fraction form
    4,888.33/7,317.90 = 3,426.68/x
  3. Step 3: Cross multiply
    4,888.33x = 7,317.90 × 3,426.68
  4. Step 4: Simplify right side
    4,888.33x = 25,076,101.57
  5. Step 5: Solve for x
    x = 25,076,101.57/4,888.33
  6. Step 6: Final answer
    x = 5,129.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.