Home / 4,136.82-6,206.10-1,214.88

Finding the Fourth Proportional to 4,136.82, 6,206.10 and 1,214.88

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Solution

The fourth proportional to 4,136.82, 6,206.10 and 1,214.88 is: 1,822.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.82 : 6,206.10 = 1,214.88 : x
  2. Step 2: Convert to fraction form
    4,136.82/6,206.10 = 1,214.88/x
  3. Step 3: Cross multiply
    4,136.82x = 6,206.10 × 1,214.88
  4. Step 4: Simplify right side
    4,136.82x = 7,539,666.77
  5. Step 5: Solve for x
    x = 7,539,666.77/4,136.82
  6. Step 6: Final answer
    x = 1,822.58

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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.