Home / 5,282.67-7,290.19-2,892.74

Finding the Fourth Proportional to 5,282.67, 7,290.19 and 2,892.74

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Solution

The fourth proportional to 5,282.67, 7,290.19 and 2,892.74 is: 3,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.67 : 7,290.19 = 2,892.74 : x
  2. Step 2: Convert to fraction form
    5,282.67/7,290.19 = 2,892.74/x
  3. Step 3: Cross multiply
    5,282.67x = 7,290.19 × 2,892.74
  4. Step 4: Simplify right side
    5,282.67x = 21,088,618.72
  5. Step 5: Solve for x
    x = 21,088,618.72/5,282.67
  6. Step 6: Final answer
    x = 3,992.04

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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.