Home / 2,098.11-2,895.89-1,214.13

Finding the Fourth Proportional to 2,098.11, 2,895.89 and 1,214.13

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Solution

The fourth proportional to 2,098.11, 2,895.89 and 1,214.13 is: 1,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.11 : 2,895.89 = 1,214.13 : x
  2. Step 2: Convert to fraction form
    2,098.11/2,895.89 = 1,214.13/x
  3. Step 3: Cross multiply
    2,098.11x = 2,895.89 × 1,214.13
  4. Step 4: Simplify right side
    2,098.11x = 3,515,980.86
  5. Step 5: Solve for x
    x = 3,515,980.86/2,098.11
  6. Step 6: Final answer
    x = 1,675.78

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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.