Home / 3,050.35-4,212.47-2,605.66

Finding the Fourth Proportional to 3,050.35, 4,212.47 and 2,605.66

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Solution

The fourth proportional to 3,050.35, 4,212.47 and 2,605.66 is: 3,598.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.35 : 4,212.47 = 2,605.66 : x
  2. Step 2: Convert to fraction form
    3,050.35/4,212.47 = 2,605.66/x
  3. Step 3: Cross multiply
    3,050.35x = 4,212.47 × 2,605.66
  4. Step 4: Simplify right side
    3,050.35x = 10,976,264.58
  5. Step 5: Solve for x
    x = 10,976,264.58/3,050.35
  6. Step 6: Final answer
    x = 3,598.36

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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.