Home / 3,706.71-5,559.48-1,109.04

Finding the Fourth Proportional to 3,706.71, 5,559.48 and 1,109.04

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Solution

The fourth proportional to 3,706.71, 5,559.48 and 1,109.04 is: 1,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.71 : 5,559.48 = 1,109.04 : x
  2. Step 2: Convert to fraction form
    3,706.71/5,559.48 = 1,109.04/x
  3. Step 3: Cross multiply
    3,706.71x = 5,559.48 × 1,109.04
  4. Step 4: Simplify right side
    3,706.71x = 6,165,685.70
  5. Step 5: Solve for x
    x = 6,165,685.70/3,706.71
  6. Step 6: Final answer
    x = 1,663.38

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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.