Home / 4,136.72-6,204.12-1,214.24

Finding the Fourth Proportional to 4,136.72, 6,204.12 and 1,214.24

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Solution

The fourth proportional to 4,136.72, 6,204.12 and 1,214.24 is: 1,821.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.72 : 6,204.12 = 1,214.24 : x
  2. Step 2: Convert to fraction form
    4,136.72/6,204.12 = 1,214.24/x
  3. Step 3: Cross multiply
    4,136.72x = 6,204.12 × 1,214.24
  4. Step 4: Simplify right side
    4,136.72x = 7,533,290.67
  5. Step 5: Solve for x
    x = 7,533,290.67/4,136.72
  6. Step 6: Final answer
    x = 1,821.08

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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.