Home / 5,066.10-6,990.54-2,827.65

Finding the Fourth Proportional to 5,066.10, 6,990.54 and 2,827.65

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Solution

The fourth proportional to 5,066.10, 6,990.54 and 2,827.65 is: 3,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066.10 : 6,990.54 = 2,827.65 : x
  2. Step 2: Convert to fraction form
    5,066.10/6,990.54 = 2,827.65/x
  3. Step 3: Cross multiply
    5,066.10x = 6,990.54 × 2,827.65
  4. Step 4: Simplify right side
    5,066.10x = 19,766,800.43
  5. Step 5: Solve for x
    x = 19,766,800.43/5,066.10
  6. Step 6: Final answer
    x = 3,901.78

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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.