Home / 3,477.43-5,215.22-1,503.75

Finding the Fourth Proportional to 3,477.43, 5,215.22 and 1,503.75

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Solution

The fourth proportional to 3,477.43, 5,215.22 and 1,503.75 is: 2,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.43 : 5,215.22 = 1,503.75 : x
  2. Step 2: Convert to fraction form
    3,477.43/5,215.22 = 1,503.75/x
  3. Step 3: Cross multiply
    3,477.43x = 5,215.22 × 1,503.75
  4. Step 4: Simplify right side
    3,477.43x = 7,842,387.08
  5. Step 5: Solve for x
    x = 7,842,387.08/3,477.43
  6. Step 6: Final answer
    x = 2,255.23

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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.