Home / 5,226.67-7,212.96-2,957.84

Finding the Fourth Proportional to 5,226.67, 7,212.96 and 2,957.84

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Solution

The fourth proportional to 5,226.67, 7,212.96 and 2,957.84 is: 4,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.67 : 7,212.96 = 2,957.84 : x
  2. Step 2: Convert to fraction form
    5,226.67/7,212.96 = 2,957.84/x
  3. Step 3: Cross multiply
    5,226.67x = 7,212.96 × 2,957.84
  4. Step 4: Simplify right side
    5,226.67x = 21,334,730.75
  5. Step 5: Solve for x
    x = 21,334,730.75/5,226.67
  6. Step 6: Final answer
    x = 4,081.90

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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.