Home / 7,612.43-11,417.30-2,066.21

Finding the Fourth Proportional to 7,612.43, 11,417.30 and 2,066.21

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Solution

The fourth proportional to 7,612.43, 11,417.30 and 2,066.21 is: 3,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.43 : 11,417.30 = 2,066.21 : x
  2. Step 2: Convert to fraction form
    7,612.43/11,417.30 = 2,066.21/x
  3. Step 3: Cross multiply
    7,612.43x = 11,417.30 × 2,066.21
  4. Step 4: Simplify right side
    7,612.43x = 23,590,544.60
  5. Step 5: Solve for x
    x = 23,590,544.60/7,612.43
  6. Step 6: Final answer
    x = 3,098.95

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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.