Home / 4,327.92-5,971.20-2,647.58

Finding the Fourth Proportional to 4,327.92, 5,971.20 and 2,647.58

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Solution

The fourth proportional to 4,327.92, 5,971.20 and 2,647.58 is: 3,652.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327.92 : 5,971.20 = 2,647.58 : x
  2. Step 2: Convert to fraction form
    4,327.92/5,971.20 = 2,647.58/x
  3. Step 3: Cross multiply
    4,327.92x = 5,971.20 × 2,647.58
  4. Step 4: Simplify right side
    4,327.92x = 15,809,204.80
  5. Step 5: Solve for x
    x = 15,809,204.80/4,327.92
  6. Step 6: Final answer
    x = 3,652.84

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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.