Home / 5,284.86-7,289.92-3,395.82

Finding the Fourth Proportional to 5,284.86, 7,289.92 and 3,395.82

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Solution

The fourth proportional to 5,284.86, 7,289.92 and 3,395.82 is: 4,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.86 : 7,289.92 = 3,395.82 : x
  2. Step 2: Convert to fraction form
    5,284.86/7,289.92 = 3,395.82/x
  3. Step 3: Cross multiply
    5,284.86x = 7,289.92 × 3,395.82
  4. Step 4: Simplify right side
    5,284.86x = 24,755,256.13
  5. Step 5: Solve for x
    x = 24,755,256.13/5,284.86
  6. Step 6: Final answer
    x = 4,684.18

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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.