Home / 3,722.08-5,582.10-1,256.38

Finding the Fourth Proportional to 3,722.08, 5,582.10 and 1,256.38

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Solution

The fourth proportional to 3,722.08, 5,582.10 and 1,256.38 is: 1,884.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.08 : 5,582.10 = 1,256.38 : x
  2. Step 2: Convert to fraction form
    3,722.08/5,582.10 = 1,256.38/x
  3. Step 3: Cross multiply
    3,722.08x = 5,582.10 × 1,256.38
  4. Step 4: Simplify right side
    3,722.08x = 7,013,238.80
  5. Step 5: Solve for x
    x = 7,013,238.80/3,722.08
  6. Step 6: Final answer
    x = 1,884.23

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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.