Home / 2,098.31-2,895.35-1,214.09

Finding the Fourth Proportional to 2,098.31, 2,895.35 and 1,214.09

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Solution

The fourth proportional to 2,098.31, 2,895.35 and 1,214.09 is: 1,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.31 : 2,895.35 = 1,214.09 : x
  2. Step 2: Convert to fraction form
    2,098.31/2,895.35 = 1,214.09/x
  3. Step 3: Cross multiply
    2,098.31x = 2,895.35 × 1,214.09
  4. Step 4: Simplify right side
    2,098.31x = 3,515,205.79
  5. Step 5: Solve for x
    x = 3,515,205.79/2,098.31
  6. Step 6: Final answer
    x = 1,675.26

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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.