Home / 4,136.24-6,205.44-1,214.80

Finding the Fourth Proportional to 4,136.24, 6,205.44 and 1,214.80

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Solution

The fourth proportional to 4,136.24, 6,205.44 and 1,214.80 is: 1,822.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.24 : 6,205.44 = 1,214.80 : x
  2. Step 2: Convert to fraction form
    4,136.24/6,205.44 = 1,214.80/x
  3. Step 3: Cross multiply
    4,136.24x = 6,205.44 × 1,214.80
  4. Step 4: Simplify right side
    4,136.24x = 7,538,368.51
  5. Step 5: Solve for x
    x = 7,538,368.51/4,136.24
  6. Step 6: Final answer
    x = 1,822.52

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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.