Home / 3,476.61-5,215.35-1,136.85

Finding the Fourth Proportional to 3,476.61, 5,215.35 and 1,136.85

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Solution

The fourth proportional to 3,476.61, 5,215.35 and 1,136.85 is: 1,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.61 : 5,215.35 = 1,136.85 : x
  2. Step 2: Convert to fraction form
    3,476.61/5,215.35 = 1,136.85/x
  3. Step 3: Cross multiply
    3,476.61x = 5,215.35 × 1,136.85
  4. Step 4: Simplify right side
    3,476.61x = 5,929,070.65
  5. Step 5: Solve for x
    x = 5,929,070.65/3,476.61
  6. Step 6: Final answer
    x = 1,705.42

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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.