Home / 3,317.22-4,972.66-1,235.79

Finding the Fourth Proportional to 3,317.22, 4,972.66 and 1,235.79

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Solution

The fourth proportional to 3,317.22, 4,972.66 and 1,235.79 is: 1,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.22 : 4,972.66 = 1,235.79 : x
  2. Step 2: Convert to fraction form
    3,317.22/4,972.66 = 1,235.79/x
  3. Step 3: Cross multiply
    3,317.22x = 4,972.66 × 1,235.79
  4. Step 4: Simplify right side
    3,317.22x = 6,145,160.41
  5. Step 5: Solve for x
    x = 6,145,160.41/3,317.22
  6. Step 6: Final answer
    x = 1,852.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.