Home / 4,992.28-7,476.54-4,817.32

Finding the Fourth Proportional to 4,992.28, 7,476.54 and 4,817.32

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Solution

The fourth proportional to 4,992.28, 7,476.54 and 4,817.32 is: 7,214.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.28 : 7,476.54 = 4,817.32 : x
  2. Step 2: Convert to fraction form
    4,992.28/7,476.54 = 4,817.32/x
  3. Step 3: Cross multiply
    4,992.28x = 7,476.54 × 4,817.32
  4. Step 4: Simplify right side
    4,992.28x = 36,016,885.67
  5. Step 5: Solve for x
    x = 36,016,885.67/4,992.28
  6. Step 6: Final answer
    x = 7,214.52

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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.