Home / 4,039.40-6,029.50-3,742.57

Finding the Fourth Proportional to 4,039.40, 6,029.50 and 3,742.57

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Solution

The fourth proportional to 4,039.40, 6,029.50 and 3,742.57 is: 5,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.40 : 6,029.50 = 3,742.57 : x
  2. Step 2: Convert to fraction form
    4,039.40/6,029.50 = 3,742.57/x
  3. Step 3: Cross multiply
    4,039.40x = 6,029.50 × 3,742.57
  4. Step 4: Simplify right side
    4,039.40x = 22,565,839.49
  5. Step 5: Solve for x
    x = 22,565,839.49/4,039.40
  6. Step 6: Final answer
    x = 5,586.43

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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.