Home / 8,399.17-11,590.61-4,622.33

Finding the Fourth Proportional to 8,399.17, 11,590.61 and 4,622.33

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Solution

The fourth proportional to 8,399.17, 11,590.61 and 4,622.33 is: 6,378.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399.17 : 11,590.61 = 4,622.33 : x
  2. Step 2: Convert to fraction form
    8,399.17/11,590.61 = 4,622.33/x
  3. Step 3: Cross multiply
    8,399.17x = 11,590.61 × 4,622.33
  4. Step 4: Simplify right side
    8,399.17x = 53,575,630.19
  5. Step 5: Solve for x
    x = 53,575,630.19/8,399.17
  6. Step 6: Final answer
    x = 6,378.68

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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.