Home / 4,378.20-6,041.57-2,609.43

Finding the Fourth Proportional to 4,378.20, 6,041.57 and 2,609.43

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Solution

The fourth proportional to 4,378.20, 6,041.57 and 2,609.43 is: 3,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.20 : 6,041.57 = 2,609.43 : x
  2. Step 2: Convert to fraction form
    4,378.20/6,041.57 = 2,609.43/x
  3. Step 3: Cross multiply
    4,378.20x = 6,041.57 × 2,609.43
  4. Step 4: Simplify right side
    4,378.20x = 15,765,040.96
  5. Step 5: Solve for x
    x = 15,765,040.96/4,378.20
  6. Step 6: Final answer
    x = 3,600.80

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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.