Home / 5,403.16-7,457.75-3,519.44

Finding the Fourth Proportional to 5,403.16, 7,457.75 and 3,519.44

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Solution

The fourth proportional to 5,403.16, 7,457.75 and 3,519.44 is: 4,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.16 : 7,457.75 = 3,519.44 : x
  2. Step 2: Convert to fraction form
    5,403.16/7,457.75 = 3,519.44/x
  3. Step 3: Cross multiply
    5,403.16x = 7,457.75 × 3,519.44
  4. Step 4: Simplify right side
    5,403.16x = 26,247,103.66
  5. Step 5: Solve for x
    x = 26,247,103.66/5,403.16
  6. Step 6: Final answer
    x = 4,857.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.