Home / 3,763.36-5,647.08-1,572.28

Finding the Fourth Proportional to 3,763.36, 5,647.08 and 1,572.28

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Solution

The fourth proportional to 3,763.36, 5,647.08 and 1,572.28 is: 2,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.36 : 5,647.08 = 1,572.28 : x
  2. Step 2: Convert to fraction form
    3,763.36/5,647.08 = 1,572.28/x
  3. Step 3: Cross multiply
    3,763.36x = 5,647.08 × 1,572.28
  4. Step 4: Simplify right side
    3,763.36x = 8,878,790.94
  5. Step 5: Solve for x
    x = 8,878,790.94/3,763.36
  6. Step 6: Final answer
    x = 2,359.27

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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.