Home / 5,673.11-7,825.69-3,403.86

Finding the Fourth Proportional to 5,673.11, 7,825.69 and 3,403.86

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Solution

The fourth proportional to 5,673.11, 7,825.69 and 3,403.86 is: 4,695.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.11 : 7,825.69 = 3,403.86 : x
  2. Step 2: Convert to fraction form
    5,673.11/7,825.69 = 3,403.86/x
  3. Step 3: Cross multiply
    5,673.11x = 7,825.69 × 3,403.86
  4. Step 4: Simplify right side
    5,673.11x = 26,637,536.36
  5. Step 5: Solve for x
    x = 26,637,536.36/5,673.11
  6. Step 6: Final answer
    x = 4,695.41

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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.