Home / 3,706.65-5,555.70-1,859.04

Finding the Fourth Proportional to 3,706.65, 5,555.70 and 1,859.04

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Solution

The fourth proportional to 3,706.65, 5,555.70 and 1,859.04 is: 2,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.65 : 5,555.70 = 1,859.04 : x
  2. Step 2: Convert to fraction form
    3,706.65/5,555.70 = 1,859.04/x
  3. Step 3: Cross multiply
    3,706.65x = 5,555.70 × 1,859.04
  4. Step 4: Simplify right side
    3,706.65x = 10,328,268.53
  5. Step 5: Solve for x
    x = 10,328,268.53/3,706.65
  6. Step 6: Final answer
    x = 2,786.42

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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.