Home / 5,228.73-7,225.55-3,967.56

Finding the Fourth Proportional to 5,228.73, 7,225.55 and 3,967.56

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Solution

The fourth proportional to 5,228.73, 7,225.55 and 3,967.56 is: 5,482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.73 : 7,225.55 = 3,967.56 : x
  2. Step 2: Convert to fraction form
    5,228.73/7,225.55 = 3,967.56/x
  3. Step 3: Cross multiply
    5,228.73x = 7,225.55 × 3,967.56
  4. Step 4: Simplify right side
    5,228.73x = 28,667,783.32
  5. Step 5: Solve for x
    x = 28,667,783.32/5,228.73
  6. Step 6: Final answer
    x = 5,482.74

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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.