Home / 3,050.41-4,212.55-2,605.72

Finding the Fourth Proportional to 3,050.41, 4,212.55 and 2,605.72

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Solution

The fourth proportional to 3,050.41, 4,212.55 and 2,605.72 is: 3,598.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.41 : 4,212.55 = 2,605.72 : x
  2. Step 2: Convert to fraction form
    3,050.41/4,212.55 = 2,605.72/x
  3. Step 3: Cross multiply
    3,050.41x = 4,212.55 × 2,605.72
  4. Step 4: Simplify right side
    3,050.41x = 10,976,725.79
  5. Step 5: Solve for x
    x = 10,976,725.79/3,050.41
  6. Step 6: Final answer
    x = 3,598.44

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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.