Home / 2,098.11-2,895.75-1,214.45

Finding the Fourth Proportional to 2,098.11, 2,895.75 and 1,214.45

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Solution

The fourth proportional to 2,098.11, 2,895.75 and 1,214.45 is: 1,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.11 : 2,895.75 = 1,214.45 : x
  2. Step 2: Convert to fraction form
    2,098.11/2,895.75 = 1,214.45/x
  3. Step 3: Cross multiply
    2,098.11x = 2,895.75 × 1,214.45
  4. Step 4: Simplify right side
    2,098.11x = 3,516,743.59
  5. Step 5: Solve for x
    x = 3,516,743.59/2,098.11
  6. Step 6: Final answer
    x = 1,676.15

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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.