Home / 8,369.90-11,550.56-4,785.62

Finding the Fourth Proportional to 8,369.90, 11,550.56 and 4,785.62

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Solution

The fourth proportional to 8,369.90, 11,550.56 and 4,785.62 is: 6,604.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,369.90 : 11,550.56 = 4,785.62 : x
  2. Step 2: Convert to fraction form
    8,369.90/11,550.56 = 4,785.62/x
  3. Step 3: Cross multiply
    8,369.90x = 11,550.56 × 4,785.62
  4. Step 4: Simplify right side
    8,369.90x = 55,276,590.95
  5. Step 5: Solve for x
    x = 55,276,590.95/8,369.90
  6. Step 6: Final answer
    x = 6,604.21

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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.