Home / 5,397.45-8,095.78-3,317.77

Finding the Fourth Proportional to 5,397.45, 8,095.78 and 3,317.77

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Solution

The fourth proportional to 5,397.45, 8,095.78 and 3,317.77 is: 4,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.45 : 8,095.78 = 3,317.77 : x
  2. Step 2: Convert to fraction form
    5,397.45/8,095.78 = 3,317.77/x
  3. Step 3: Cross multiply
    5,397.45x = 8,095.78 × 3,317.77
  4. Step 4: Simplify right side
    5,397.45x = 26,859,936.01
  5. Step 5: Solve for x
    x = 26,859,936.01/5,397.45
  6. Step 6: Final answer
    x = 4,976.41

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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.