Home / 2,098.98-2,896.44-1,214.91

Finding the Fourth Proportional to 2,098.98, 2,896.44 and 1,214.91

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Solution

The fourth proportional to 2,098.98, 2,896.44 and 1,214.91 is: 1,676.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.98 : 2,896.44 = 1,214.91 : x
  2. Step 2: Convert to fraction form
    2,098.98/2,896.44 = 1,214.91/x
  3. Step 3: Cross multiply
    2,098.98x = 2,896.44 × 1,214.91
  4. Step 4: Simplify right side
    2,098.98x = 3,518,909.36
  5. Step 5: Solve for x
    x = 3,518,909.36/2,098.98
  6. Step 6: Final answer
    x = 1,676.49

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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.